起模針 的英文怎麼說
中文拼音 [qǐmózhēn]
起模針
英文
draw spike-
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量、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選擇集;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程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量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off
本文針對傳統並網控制策略進網電流受輸出濾波電容電流影響的問題,提出了一種新的並網控制策略,該控制策略能基本消除輸出濾波電容對進網電流的影響,實現獨立與並網兩模式之間的無縫切換,對關鍵負載起不間斷供電的作用。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義The company main product includes : the oak school absorption of shock series, is hanging the hydraulic pressure series, the bushing, the engine support and so on ; is suitable the vehicle type : reynold, the big space, are beautiful, asia, populace austria enlightens, toyota, the valuable horse, ma zida, the nepali mulberry, ou bao, runs quickly, mitsubishi, the modern age and other ; the company produces the type many, productivity high, the quality is superior ; in order to guarantee the product quality, the large amount of money has introduced the world most advanced production equipment and the check - out facility ; and aimed at the company concrete condition to carry on large - scale technical, the craft, the equipment and the flow transformation, truly achieved take the customer demand as the center, carried on the fine profit production according to the customer request, entrusted with the customer by this to be stronger, the sustainable competitive advantage ; the company already has established the stable long - term cooperation relations with the overseas many enterprises and the dealer, the product sale network cover various countries, and unceasingly attracts the more and more many overseas customer
公司主要產品有:橡校減震系列、懸掛液壓系列、襯套、發動機支架等;適用車型:雷諾、大宇、標致、起亞、大眾奧迪、豐田、寶馬、馬自達、尼桑、歐寶、奔馳、三菱、現代及其它;公司生產種類多,生產量高,品質優越;為了確保產品質量,巨資引進了世界最先進的生產設備和檢測設備;並針對公司具體狀況進行了大規模的技術、工藝、設備和流程改造,真正做到以客戶需求為中心,按照客戶的要求來進行精益生產,以此來賦予客戶更強的、可持續的競爭優勢;公司現已跟國外多家企業及經銷商建立了穩固的長期合作關系,產品銷售網路覆蓋世界各國,並不斷吸引越來越多的海外客戶。Based on analysis and compare of all kinds of precept - sorting of feature of plastic product for the different structural plastic product, a 3d feature library of plastic product was built on the platform by integrating feature - modeling technique with parametric technique. the feature schleps its information of non - geometry by database - externed technique of the entity. after building the database of plastic material, the module of choice of plastic material is developed by technology of odbc
針對不同結構類型的塑件,在全面分析、比較塑件特徵分類的各種方案的基礎上,採用三維特徵建模技術和參數化技術,建立了注塑產品的三維特徵庫;應用實體擴展數據庫技術,使特徵攜帶非幾何信息;再在建立塑料物性數據庫的基礎上,採用odbc技術,開發了塑料材料選擇模塊;通過塑件特徵的調用和人機交互輸入參數的方法進行塑件三維造型,再把塑件的三維實體和塑件的非幾何信息結合起來,生成塑件全信息模型。According to the complication of cyclic loading the aeolotropism and bauschinger effect resulted form plastic deformation were reflected by the kinematic hardening model, the transient stress - strain relation was described by jhansale model in the iterative formulas
在迭代格式中,針對復雜的交變載荷,採用運動強化模型,反映了塑性變形引起的各向異性和包辛格效應,運用jhansale模型描述材料的瞬態應力應變關系。The dissertation proposes originally the idea of decomposing the time - variant load to solve this problem. first, the time - variant load is decomposed into the time - variant load characteristic and the time - variant load model due to the modeling method. second, the multi - curve approximation method is proposed to identify the load parameters, which to a great extent, reduces the effects on the time - variation of the load model from modeling method
針對負荷的時變性,論文首次提出了將負荷時變性分解的思想,首先將負荷的時變性分解為負荷特性的時變性和由建模方法引起的負荷模型的時變性,然後提出了多曲線擬合參數辨識方法,很大程度上消除了建模方法引起的負荷模型的時變性。Based on the basic analysis of the structure and power elements of the hybrid vehicle, this thesis presents a powertrain system with a metal pushing belt cvt, aiming to the development status and trend of the hybrid vehicle technology in our country. a rational control strategy and its work mode of this powertrain system are determined, and correlative parameters such as the engine power, the starting torque, and the differential ratio, the rated power and torque of the motor, and the ratio of the torque synthesizer are systematically designed for the changan star 6350b. at the same time, the design of these parameters is considered as the base of the simulation of the motor control system in next step
在對混合動力汽車的結構型式和動力元件進行基礎性理論分析后,針對我國汽車技術發展現狀和混合動力汽車技術的發展趨勢,設計了一種基於金屬帶式無級自動變速器cvt混合動力汽車動力傳動系統方案,根據該傳動系統方案制定了比較合理的控制策略和工作模式,並針對長安之星6350b設計了發動機功率和起始轉矩、主減速比、電機的額定功率和轉矩、轉矩合成器速比等相關參數,為下一步的電機控制系統模擬實驗打下基礎。E ) lack of foresight on finance lease scheme, which causes irrational tenor structure and imbalanced annual outflow of rental payments, results in funding costly. to solve aforesaid problems, thesis finds out the following principles for optimizing ca ' s aircraft finance : a ) determining the volume and currencies of ca ' s cross - border aircraft finance based on the annual outflow of foreign debt repayments and annual net inflow of foreign exchange, so are the dominated currencies in debt. b ) enlarging the portion of borrowings at floating interest rate in ca ' s whole foreign debt
針對以上存在主要問題,本文進一步提出了優化飛機融資的總體構想,包括:根據其每年的外匯流入總量及幣種構成確定國航合理的飛機境外融資規模應與負債幣種;在利率結構方面,擴大浮動利率在整個國航外債中的比重,選擇適當時機將部分固定利率貸款轉換為浮動利率貸款;在飛機引進多元化方面,通過與飛機製造廠商、出租公司飛機互換的方式優化機隊構成,結合提前中止現有飛機租賃就能夠起到優化債務結構和機隊構成的事半功倍的效果,以及在未來飛機融資中優先使用經營性租賃等。Finally, an energy approach is combined with the fem in the simulation of the crack propagation along the fiber / matrix interface in a pull out process. the simulated results are in nice conformity with experimental results. the second part of the research deals with the characterization of the failure process in the fragmentation tests, which is one of the most frequently used test methods in studying thermal mechanical properties of fiber / matrix interfaces
在這一部分工作的最後,採用能量法與有限元法結合起來,模擬纖維抽拔試驗中裂紋的擴展:針對以往研究工作中的不足之處,在模擬中使用能量釋放率,在表徵界面破壞時,所使用的應力強度因子考慮了纖維和基體兩種材料的不同屬性,並考慮裂紋尖端的單元奇異性,來研究裂紋長度和溫度對裂紋擴展的影響。Debbi rodman : tom, his practitioners like anita daniel - galletti, and even his patients, bang on an acupuncture training doll, marked with different energy points of the body
諾文:譚輝,他的治療師們,像安妮達。丹尼爾。加利地,甚至和他的病人們,都一起敲打標有不同能量穴位的針灸模型。The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade
葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指導的作用。This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained
本論文針對平面信號控制交叉口的延誤問題進行了分析,在實測數據分析的基礎上,探討了車輛到達過程和離開過程的運行特性,給出信號交叉口排隊離散車頭時距分佈模型,提出飽和流率的測量應從第六個離開的排隊車輛算起;運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型,在此基礎上運用協調變換的方法改進了車輛延誤模型。Obtaining from the human resource constitution and the present situation analysis of the salary asignmcnt in jinma company. thorough the thorough research. in view of existing situation. this article asks the main question. which exists in the salany assignment system. in this foundation. from the angle of consummating salary incentive mechanism. it stresses the design of salary system of jinma company. the main content inclwdcs : firstly, research and analysis the salary assignment status quo and the puestions that exists in jinma company ; secondly, establish the decision model of the salary total quantity ; thirdly, design the new pattern of staff salary assignment ; fonrthly, prodme the means of the transition from the old pattern to the new one and the basic principle of the dynamic movement
本文從金馬公司人力資源構成和薪酬分配現狀分析入手,通過深入研究,針對性地提出薪酬分配體系存在的主要問題。在此基礎上,以現代人力資源管理理論為基礎,從完善薪酬激勵機制這個角度,重點闡述金馬公司薪酬體系設計內容。主體內容包括:一是深刻地研究和分析金馬公司薪酬分配現狀及存在問題;二是建立起薪酬總量決定模型;三是設計出員工薪酬分配新模式;四是給出了新舊模式接替辦法和動態運行的基本原則。As you might have guessed, i call this pattern the null flag bug pattern because it is caused by inconsistently using null pointers as flags for exceptional conditions
您可能會猜想,之所以稱這種模式為空標志錯誤模式,是因為它是不一致地使用空指針作為異常情況的標志引起的。There are two implementations for discrete reaching law, both has obvious strongpoint and limi - tations. so the two was synthesized. simulation results showed that the discrete vsc is easier to be implemented by computer control system, and go further in decoupling between chattering control and system dynamics, while the robustness is not so good as continuous time vsc
本文的另一項工作是在連續系統的基礎上,討論了離散時間變結構控制策略和抖振控制,針對控制量加速度不足,提出了離散趨近律的兩種實現方式,由於兩種實現方式同樣具有明顯的優缺點,因此將兩種方式結合起來,增加了兩個與滑模面平行的切換面作為系統在兩種方式之間切換的界限,並通過計算機模擬驗證控制效果。In view of this, think in person : in the teaching on chemistry in high school, to students " body and mind developing stage, individual character, type, using relevant attribution theory, through appropriate, systematic training on attribution, adjusting and optimizing attributive mode can make student realize what is good or bad influence towards their study and understand that the key to determine the achievement of the study is how hard they work, carry on rational, favorable attribution, learn to adjust themselves, improve self - consciousness, can evaluate oneself, face one ' s own shortcoming, learn oneself how to regulate, maintain the psychological health state, remain enough self - confidence, strengthen will quality, so that the students can face various kinds of difficulty that they meet during the course of learning, excite latent energy to overcome the difficulty and surmount oneself constantly
基於此,本人認為:在高中化學教學工作中,針對學生的身心發展階段、個性特點、歸因類型,運用相關的動機歸因理論,通過恰當的、系統的歸因訓練,調整、優化學生的歸因模式,可使學生對影響學業成就優劣的因素有正確的認識,明確努力程度才是決定學業成就高低的關鍵,進行合理、有利的歸因,形成對后繼學習有利的內部、外部動機,提高自我意識,能較全面地評價自己,正視自己的缺點,學會自我調節,維護心理健康狀態,始終保持足夠的自信心,增強意志品質,從而能夠正視學習中遇到的各種困難,並激發起戰勝困難、不斷超越自己的潛能。To meet this challenge, a research project was supported by ministry of communication and bv shanghai zhenhua port machinery co. ltd. focusing on analysis of tdtcd ( traditional design theories of crane drums ) the paper has studied the impacts of features under the binding force of wire ropes, the end - plate and rope slot. this study is based not only on the thin shell theory and viscoelastic mechanics to calculate the strength and stability of drum, but also on an experiment with technology in " state of act "
本文結合交通部重點科技項目「港口起重機鋼絲繩傳動件高性能技術研究」和上海振華港機股份有限公司委託項目「起重機焊接捲筒極限壁厚研究」 ,針對起重機捲筒傳統設計方法偏於保守的情況,以薄殼理論和近代力學為基礎,以現代試驗技術為研究手段,對鋼絲繩緊箍力作用下的外載特性、端板、繩槽等因素對捲筒強度和穩定性的影響進行了系統的理論研究,在深入開展捲筒強度、穩定性和實驗模態分析等試驗的基礎上,提出了有別于傳統方法的捲筒強度、穩定性計算方法。The high similarity in shapes and large overlapping areas of corresponded contours on adjacent cross - sectional are main conditions in reconstructing surface correctly. in accordance with the disadvantage of blurring caused by traditional gray - level interpolation methods, this dissertation introduces a method to interpolate 3d images based on point matching approach to get 3d isotropy volume data. with respect to non - similar shapes or no superposition of corresponded contours on adjacent slices and concave contours, this dissertation presents a method for shape - based interpolation based on nonuniform scale bounding box
相鄰斷層上對應輪廓區域的形狀相似和重疊部分大是保證重建表面正確性的重要條件,針對傳統灰度插值容易引起模糊邊界的缺點,本文採用基於對應點匹配的方法進行灰度插值,以獲得各向同性的三維數據;針對相鄰斷層間對應輪廓的形狀不相似,位置不重合和有凹輪廓線的情況,提出一種基於包圍盒非均勻比例放縮的形狀插值方法。Aimed at the structure and characteristic of the frame ( base structure ) of the truck mounted concrete pump, an appropriate and correct finite element analysis model is established by adopting such ways as theories, software and tests. a good effect is acquired after the local improvement to the structure of the frame foundation according to the finite element analysis results
本文從實際問題出發,將理論、軟體工具和試驗有機結合起來,針對混凝土泵車底架的結構和工作特性,建立了合適、正確的有限元模型,並根據其分析結果,對底架進行了結構上的局部改進,取得了良好效果。分享友人