量程選擇開關 的英文怎麼說

中文拼音 [liángchéngxuǎnzháikāiguān]
量程選擇開關 英文
range switch
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質、波段組合進行了評價,提出了適用於荒漠化監測的基本波段集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物和蓋度都有密切的系,是展精細植被分類研究和植被定反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物和蓋度定反演的有力工具;建立了荒漠化監測主要評價因子的定反演模型,並分析了模型的適用性。
  2. In the process of the construction of electric power industry informational, there are a great deal of historical data which cry for decision support system using technology of data mining , and it would be used to resolve the pivotal 、 extrusive question. this paper bases on the need of electric power marketing decision support system, discuss a lot of kinds of arithmetic. and choose the fit arithmetic, make progress base on electric power marketing decision support system. design and realize some of the difficult data structure and arithmetic , and encapsulate them into some api function, from a series of api function for the second exploitation

    電力行業信息化建設積累了大歷史數據,迫切需要利用數據挖掘技術研發分析決策支持系統,以解決供電企業運營管理中鍵和突出的問題。本論文根據決策支持系統的需要,對各種演算法進行了一定度的探討,適當的演算法,進行適當的改進,設計並實現了其中幾個比較困難的數據結構和演算法,並用vc + +把它們封裝成若干個的api函數,形成一系列可供二次發使用的api函數,並編譯成dll文件。
  3. The 1mhz fixed frequency switching allows for tiny external components and the regulation scheme is optimized to ensure low emi and low input ripple. an external resistor sets the full - scale led current, while two digital inputs control on / off and select amongst three levels of brightness. the circuit operates in 1x mode until just above dropout

    工作在1mhz固定頻率,採用線性調制模式使輸入紋波大大減小;利用一個外部電阻可以設置滿led電流;外接兩個數字信號控制晶元led三級亮度中的一級;具有過溫、過壓/欠壓等保護功能,工作溫度范圍為- 40 + 85 。
  4. Fundamental topics include why and when one may choose to use biological systems for chemical conversion, considerations for using free enzymes versus whole cells, and issues related to design and development of bioconversion processes

    基本的主題包括:為何及何時可能使用生物系統來進行化學轉化、考使用分離酵素或完整細胞,以及與設計和發生物轉化序相的議題。
  5. During wheat and barley bred in winter in sanya, some technological characteristics concerned must be wielded according to the ecological conditions there. 1 ) carefully select materials and avoid planting the materials that can not head in sanya. 2 ) cultivated measure : spread lime before ploughing ; and make furrows during soil preparation. spread funandan in sowing furrows. after every irrigation and heavy rains, surplus water must be drained off immediately and soil must be intertilled in time. it is also a key measure in breeding in winter to prevent and eliminate the plant disease, pest and mice during plant growing period. 3 ) the flowering period of parent for hybridization must be adjusted. 4 ) the criterion for each trait selection to breeding materials should be soften to different degrees

    在三亞冬繁麥類時,應根據當地生態條件掌握好有技術特點:慎重挑冬繁材料,盡避免攜帶可能在三亞不抽穗的材料;栽培措施應注意耕翻前撒施石灰,整地需廂起壠,播種溝先撒呋喃丹,灌水及大雨後要排除余水,及時鬆土,生育期間注意防治病蟲鼠害;雜交親本應注意調節花期;對育種材料各性狀的標準都要不同度地放寬。
  6. The real estate development cost control methods are specified of decision, design, execution stage to reduce the construction cost, and it is compiling feasibility study report and capital invest estimation in decision, optimizing the design scheme and designed rationally in the technique and construction drawing design stage, electing rational construction scheme in construction stage, controlling the change in the work and field visas strictly, examining and approving budge detailed, budge planning use the quantities list, electing the best subcontractor, preventing some monopoly raise the price, collecting the detailed data in the fieldwork, making strict bargain

    討論了房地產發項目的決策階段、設計階段、實施階段分別需要採取的相措施和方法,以盡降低項目的工造價,即在決策階段編寫詳細的可行性研究報告和編制投資估算;在設計階段優化設計方案,進行合理的技術設計和施工圖設計;在實施階段合理的施工方案,嚴格控制工變更和現場簽證,嚴格審核工施工圖預算,工造價的預算採用工清單報價,優確定專業分包單位,防止少數壟斷性行業任意抬價,深入現場,收集和掌握施工有資料,制定嚴密的合同條款。
  7. The researching work include three aspects : 1 ) after selecting primary material system, the polymer coating process were optimized. the polymer - coated high - temperature alloy powder has been developed on the basis. 2 ) based on sintering and orthogonal experiments, the influence of the prototyping elements on prototyping properties have been initially studied, and the optimal prototyping parameters of this material has been obtained finally

    本文主要研究內容為: ( 1 )合適的包覆材料體系,對鉬粉的包覆工藝進行了優化實驗,在此基礎上發了適合於激光燒結成型用覆膜高溫合金粉末材料; ( 2 )通過激光燒結成型實驗,運用正交實驗方法,系統地研究了燒結工藝參數對成型質的影響系,在此基礎上確定了覆膜高溫合金粉末最佳燒結成型工藝參數; ( 3 )對激光成型件進行了后處理工藝實驗,得到了優化的后處理工藝規,並製作了合格的后處理樣件。
  8. In this paper, a new control strategy based on the adaptive deadbeat voltage space vector is presented. this control scheme has a lower sample frequency and a smaller difference between switch frequency and sample frequency. it has many advantages, such as producing zero vectors organically, tracing exactly, non - shaking, etc. and its dynamic response is better

    對于電能質調節器來講, pwm跟隨指令參考信號的控制性能在很大度上影響著裝置的補償效果,本文無差拍電壓空間矢控制為系統控制策略,這種控制方法具有采樣頻率低,頻率與采樣頻率的差距小,能有機地產主零矢、跟蹤精確以及無抖振等優點,動態響應快。
  9. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,發了上位機監控軟體,其中所作的具體工作包括:測原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的,我們用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的系,並完成了序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  10. Remember the following words and expressions : e. g. multimeter ; circuit , current ; voltage ; resistance ; digital multimeter ; analogue multimeter ; analogue multimeter scales ; zero adjustment control ; zero adjustment control for resistance ranges ; measurement ranges switch ; transistor test socket ; meter probe ; positive terminal ; negative terminal ; anode ; cathode ; red lead ; black lead ; power supply ; connect in parallel ; connect in series

    記住萬用表、電路、電流、電壓、電阻、數字萬用表、模擬萬用表、表頭、機械零位調整器、歐姆零位調整器、量程選擇開關、晶體管插孔、表棒、正接線端、負接線端、陽極、陰極、紅導線、黑導線、電源、並聯、串聯等常用英文單詞,並逐步掌握。
  11. This factory is domestic first develops the successful entire automatic tinfoil machine factory, has been through repeatedly five year above the manufacture experience, the best - selling each place and exports the hong - kong, macao and taiwan area, deeply new old customer welcome and high praise this machines and tools have the automaticity high, the labor saving, saves on materials, the operation is simple and so on the characteristic market prospect broad, sale broad, the profit is high is generally is ambitious to this project fast creates the rich public figure best to choose this factory reserve technical force is abundant, this machine inventor arrives personally the instruction, to the general customers implementation, guarantees the quality, guaranteed the post - sale service, guaranteed produces the qualified end product, and the correlation core production technology provides, until customer regular production. " idly hoped this, bases market ", wholeheartedly welcome everywhere men of insight to visit the discussion service, demands the sample

    本廠是國內第一家研製成功的全自動錫箔機的廠家,歷經五年以上的製造經驗,暢銷全國各地並出口港澳臺地區,深受新老客戶的歡迎及好評.該機具有自動化度高,省工,省料,操作簡便等特點.市場前景廣闊,銷路廣,利潤高.是廣大有志於該項目快速創富的人士最佳.本廠后備技術力雄厚,此機祖發明者親臨指導,對廣大客戶實行,保證質,保證售後服務,保證生產出合格成品,及相核心生產技術提供,直至顧客正常生產. "誠信為本,立足市場" ,竭誠歡迎海內外有識之士蒞臨洽談業務,索取樣品
  12. Hardware configurations of the automatic test system for t / r modules is achieved by reasonably selecting programmable measurement instruments according to the measurement requirements and then integrating them with the t / r module to be tested by a programmable switch matrix

    根據測要求,合理式控制測儀器,利用可式控制矩陣將各測儀器與被測件( t r組件)有機地結合起來,完成了t r組件自動測試系統的硬體配置。
  13. Establishing 3 - d terrain models with vector contour lines and elevation terrain models with the help of the determination of space corresponding relations between contour lines, tile operation and branch operation. explanation of real - time reflection of terrain models, including three algorithms in lod technology, compared with quadtree algorithm, roam algorithm and the algorithm based on the intermediate belt, to show the advantages and disadvantages of the different situations of the terrains, so as to find out the right algorithm, the quadtree algorithm. developing and implementing the fast demonstration on the vc platform with three - dimentional visualization techniques, such as vrml and opengl, providing a persuasive argument for the research

    論文首先概括介紹了用等高線快速建立3d地面模型和顯示的相技術,並論述了課題研究的背景和題依據;其次,論文闡述了如何對等高線數據進行預處理,提出了有效的得到矢化等高線的方法;再次用矢化的等高線數據建立三維地面模型,通過等高線間的對應系的確定、瓦片操作、分支操作建立地面的高模型;然後論文對地面模型的實時渲染問題進行了深入闡述,主要是從lod技術的三種演算法著手進行研究,通過對比四叉樹演算法、 roam演算法和基於過渡帶演算法對不同種情況的地面數據顯示的優缺點,再結合本系統的地形數據的特點了適合的演算法:四叉樹演算法;最後,用vrml和基於opengl的三維可視化技術在vc平臺上發並實現了地形的三維快速顯示系統,為論文的研究內容提供了有力的論證。
  14. This paper focuses on the research and measurement of customer satisfaction of hunan power transmission and substation construction company, based on the analysis of their market environment and marketing status quo, and comes out with the conclusion that the construction process of projects, the relationship with the customers, and the service quality are the key factors impacting the satisfaction of power project customers. upon this conclusion, this paper presents new idea to exploit market, and appreciate tactic of marketing mix for electric power construction companies, that is, transferring the focus on those indices for the sake of themselves such as market rate, margin rate etc, to the customer satisfaction index that reflecting customers ’ requirement, and from the phase of ‘ sale ’, to the phase of ‘ do ’ ; at the same time, this paper establishes a set of scientific model and methodology for the marketing decision of power construction companies, instead of the decision making by intuition

    本次研究在對湖南送變電公司市場環境和企業營銷現狀進行分析的基礎上,進行湖南送變電公司顧客滿意度調查和測評,得出了工產品的施工過、最終輸出以及與顧客系、服務質是影響送變電公司顧客滿意度的主要因素的結論,據此改進市場營銷組合策略,為送變電施工企業市場拓打了新的思路,將市場營銷策略的著眼點從市場佔有率、利潤率等基於自身需要的指標上轉移到體現顧客需求的顧客滿意度指標上,將注重心從產品銷售階段轉移到送變電工產品施工階段;同時也為送變電公司進行營銷決策建立一種科學合理的模型和方法,避免憑自己的直覺作出營銷決策。
  15. At the same time, the water quantity can be ensured by setting up the relation of level, distance and flux. water - level instrument transmits the level information to computer which gives the rotate speed instruction to control the motor by mathematic model

    同時,通過水位、揚、武漢理工大學碩士學位論文水之間的系,建立數學系,以保證合適的機數,保證取水水
  16. Based on a large number of literature references, combining the facts of chinese telecommunication operating enterprises development and the long - term practice of author in telecommunication administrative department, the article expatiates on related theories of strategic management in detail ; analyzes the development status in quo and existing primary problems of chinese telecommunication operating enterprises ; conducts strategic analysis and evaluation to chinese telecommunication enterprises with swot method, and analyzes the trade competition condition of chinese telecommunication operating enterprises from the point of industrial structure ; puts forward generic competitive strategy, stock system reform, multiple operation strategy, marketing strategy, enterprise innovation strategy and multinational operation strategy for choice by chinese telecommunication operating enterprises ; and puts forward strategy implementation measures in three aspects including starting up business process reengineering ( bpr ) as soon as possible, gradually establishing flexible organization under dynamic competitive condition, and actively driving development and management of human resource in knowledge enterprises

    本文結合我國電信運營企業發展的實際,及本人長期在電信管理部門工作的實踐,在查閱了大文獻資料的基礎上,對戰略管理相理論進行了較為詳盡的闡述;分析研究了中國電信運營企業的發展現狀和存在的主要問題;運用swot分析法對中國電信企業進行了戰略分析與評價,並從產業結構的角度對中國電信運營企業的行業競爭情況進行了分析;提出了可供我國電信運營企業的一般競爭戰略、股份制改造、多元化經營戰略、市場營銷戰略、企業創新戰略、跨國經營戰略;並從盡早啟動企業業務流重組( bpr ) 、逐步建立動態競爭條件下的柔性組織、積極推進知識型企業人力資源的發與管理三個方面,提出了戰略實施的措施。
  17. At first reviewing the history of strategy management ; on the basis of analyzing the external environment and industry competition situation of this enterprise and analyzing its advantages and disadvantages. internal abilities, the paper points out the suitable development strategy for this enterprise - - the single - crop farming strategy concentrating its attention on piston ' s research and development producing and selling ; it should take advantage of established market network and good reputation on brand and select the style of initiative attack market leader strategy as its basic strategy ; meanwhile, it suggests that the enterprise should cultivate its own new core competence in the field of the piston ' s researching & designing rely on japanese and german technique ; according to the specific product ' s marketing status, it should acquire and maintain competitive advantages by adopting the low cost strategy and differentia strategy on the different products ; quicken the product configuration adjustment, enlarge the productivity of diesel oil piston ; it should establish strategy cooperation partnership with those strong domestic and foreign main engine manufacture enterprises. finally, the paper gives suggestions on organization structure system innovation, human resource management and exploitation, market management, quality management, information construction in the course of the enterprise strategy being implemented

    首先回顧了戰略管理理論的發展演變歷;然後通過對該公司的宏觀環境、行業競爭態勢以及企業的優劣勢、內部能力等方面的分析,在此基礎上提出了適合該企業發展的戰略? ?專注于活塞產品的研製、發、生產、銷售的單一經營戰略;充分發揮企業現有的在營銷、品牌方面的優勢,積極進攻類型的市場領先者戰略作為其基礎戰略;並且提出了依託來自日本和德國的先進技術,培育企業在活塞產品設計、發方面的新的核心競爭力的思路;根據產品市場的具體狀況在不同的產品線上分別採取成本領先及差異化戰略獲取和保持競爭優勢;加快產品結構調整,擴張柴油機活塞的生產能力;與實力強大的國內外主機企業建立戰略協作夥伴系;最後對企業戰略實施中的組織機構、制度創新、人力資源管理與發、市場營銷管理、質管理、信息化建設等重要問題提出了自己的見解和建議。
  18. Based on the index system and kpa, project management maturity model is upbuilded. secendly, the paper use the qualitative and quantitative method to appraisal project management, the appraisal index system use six quantitative indexes to measure maturity, the key process area evaluate maturity degree from qualitative point. finally, the paper studys the application of project management maturity model in enterprises, and detailedly discusses the feasibility and the steps to develop pm3 certification system in china

    本文首先從項目管理過角度出發引出了項目管理過成熟度的概念並以項目管理過能力為基礎完成了項目管理成熟度評價指標體系構建,結合cmm的思想了各成熟度等級的鍵過域,在這二者的基礎上建立起項目管理成熟度模型pm3 ,其次採用定性與定相結合的評估方法來進行項目管理成熟度的評估,評價指標體系用化的六個指標來定的測成熟度,鍵過域則從定性的角度來測評成熟度,最後對項目管理成熟度模型pm3在企業中的應用進行了研究,並詳細探討了在我國展pm3認證的可行性及其步驟。
  19. In this disseration the author researched the testing of gsm mobile telephone of the wireless instrument test and carried out it. the work that i shoud do is acquire the testing content 、 standard and method of test of the gsm mobile telephone, then write the driver program of the cmu200. first acquaint the communication system of gsm ; second introuced and analysized the technology of the software and hardware of control the programmable instrument, which include ieee 488 ( gpib ) standard bus 、 scpi ( standard commands for programmable ) and visa ( virtual instrument system architecture ) ; third reaserach the technology of software, it employs visual c + + 6. 0 as application development platform because of its powerful function, universality and programming and employs com module because of its characteristic 、 superiority ; the last ascertain the testing item and its standard 、 mehtod through searching the principle of gsm mobile and its testing criterion and select the programble instrment for testing according to the mobile telephone demands, which include cmu200 ( universal radio communication tester ) 、 e4445a ( spectrum analyzer ) 、 e4438c ( signal generator ), all of this build the platform of testing. i realize the automatic testing of gsm mobile telephone by using com module and visa 、 scpi

    論文中首先了解了gsm通信系統及其鍵技術;再者研究分析了可編儀器控制的軟硬體技術,包括ieee488 ( gpib )標準總線、 scpi ( standardcommandsforprogrammableinstruments可編儀器標準命令)和visa ( virtualinstrumentsystemarchitecture虛擬儀器軟體架構)為對可編儀器進行驅動編打下基礎;第三步研究了軟體實現技術,對組件的優勢和com的特點進行了分析確定採用com組件技術來完成驅動模塊;最後根據移動臺測試要求可編儀器cmu200綜測儀、 e4445a頻譜儀、 e4438c信號源和一臺測控制計算機搭建起了測試平臺,研讀可編儀器cmu200綜測儀的scpi命令和visa (虛擬儀器軟體架構) ,根據gsm移動臺測試方法在vc發平臺下採用com組件形式完成對cmu200的驅動編從而實現對gsm移動臺的自動測試。
  20. To make the yanshanian volcanic tempral and spatial distribution and evolution law clear, study the relationship of the deep crust - mantle processes and the volcanic rocks, the author selects the typical areas, xishan of beijing, duolun of inner mongolia, west liaoning, as the study areas where the volcanic rocks strata are developed. through the emphasised geological profiles of yanshanian volcanic strata being surveyed, much field work being done detailly, the small volcanic eruptive units have been defined originally, the levels of volcanic activity rhythm being constructed gradually, as a result, a integrated and systemic rhythm of yanshanian volcanic acivity has been constructed

    為了揭示該區燕山期火山巖火山活動的時空分佈與演化特徵,探討與深部殼幔過系,了燕山期火山巖地層發育比典型的北京西山、內蒙多倫、冀北和部分遼西等地區,系統的測制了燕山期火山巖重點地層剖面,通過野外大的詳細觀察,從建立最小的火山噴發單元始,逐步地建立火山活動節律的級別,結合區域地層對比,建立了一個比較完整的燕山期火山活動節律及其級序。
分享友人