測量模片 的英文怎麼說
中文拼音 [cèliángmópiān]
測量模片
英文
measuring diaphragm-
Based on the model of resource survey spaceborne laser altimeter, the noncooperative regulable attenuation module, including angular measure setting, beam splitter, energy meter, attenuator and simulant target, was designed and founded
結合激光高度計原理樣機,設計並建立了非合作目標可調衰減法模塊,該模塊包括角度測量裝置、分束片、能量計、衰減器以及模擬目標物。Mechanical templet triangulation
機械模片輻射三角測量Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。Furthermore, the current research about body measuring and modeling is just for costume and military affairs, and pay more attention to the head dimension and shape. with the development of human nature during the manufacturing, body cad model is widely applied in industry design, ergonomics, engineering design, humanics research and iatrology research. the body cad model also can be the basic data for the design of respirator
本文使用nurbs曲面直接擬合的方法對測量的點雲進行曲面重構,將系統的優化方法應用到nurbs曲面重構中,利用插值曲線對測量點雲進行分塊處理,解決用nurbs曲面擬合中曲面的光順與曲面與點雲的誤差之間的矛盾問題,使反求模型中各曲面片之間相互連接、光順過渡且能夠反映出人體頭部的細部特徵。With the use of new mcu p87c591, as the techiniques of serial communication and negative display of lcd, the dashboard has a very beautiful apearence and the system is simplified. not only the analogy signal and the pulse signal can be sampled into the instrument, but also the datum on the can - bus should be transferred into the system whit the connection to the in - vechile network. under the guindance of the idea of " informatic design ", the digital lcd dashboard system is developed, and the professional manufacturer of lcd display device is directed to develop and to design the special lcd module, by which the new lcd production is greatly optimized. all these intentions bing about a very well goal
在研製數字液晶儀表過程中,應用了新型單片機p87c591 、串口驅動技術和負顯技術,使該數字液晶組合儀表結構簡單,視覺美觀,既可以通過模擬通道、數字通道測量車輛傳感器的信號,又具備接入車輛總線、從can總線上獲得相關數據的能力。在項目開發過程中,運用「信息化設計」的觀點開展液晶顯示模塊的開發和設計工作;並根據軟體工程的原則,優化了液晶模塊的電路設計,使該項產品的開發取得了好的效果。Abstract : this paper is mainly about an analog saw - tooth signal generator used for linear histogram test of adcs
摘要:主要內容是基於線性直方圖法測量模?數轉換器性能的片上模擬鋸齒波發生器的實現方法。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,開發了上位機監控軟體,其中所作的具體工作包括:測量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量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選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程序編制任務;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總線系統的關系,並完成了程序設計;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。Biology, etc. owing to many merits has not yet been used to measure parameters of gratings. the paper researches on the subject in view of current lack of it. the main tasks of the paper include : analyzing ellipsometric characteristics of gratings in detail with vector diffraction theory and ellipsometrics ; devising a reflective quarter wave plate at normal incidence according to some ellipsometric characteristics ; making use of normal simplex algorithm during ellipsometric inversion of gratings parameters, inversing ellipsometric parameters with gaussian noise of different standard deviations to simulate actually measured values with examples of isotropic metallic and anisotropic step gratings and testing that ellipsometry about gratings parameters is feasible with the range of certain precision ; discussing choice of incidence angle at length
本論文的主要工作包括:結合光柵的矢量衍射理論和薄膜的橢偏理論,詳細分析了光柵的橢偏特性;並且根據一些橢偏特性設計出一款正入射反射型單波長1 4波片;在光柵參數的橢偏反演中,引入正單純形法作為反演演算法,分別以各向同性的正弦形金屬光柵和各向異性的階梯型光柵為例,在標準橢偏值的基礎上加入不同偏差的高斯噪聲來模擬實際的橢偏測量值進行反演,在一定精度范圍內得出滿意的光柵參數,說明光柵參數的橢偏測量是可行的;還就入射角的選取問題進行了一定的探討。The function of stone artistic splice complete through to established basic design or source material warehouse with the help of others graph process software. besides author come up with a new program or machine method in accordance with stagger in the thicknes and vertical length at the stone sticking execution, i. e ensure the accuracy in measurement to approach subsection by space spiral line, the data used directly by numerical control machine. finally machined the stone become a spiral line columned surface arc slab
此外,針對旋轉樓梯扶手石材貼片施工時所出現的厚度和垂直方向易產生較大錯邊的問題,提出了一種新的建模方案和加工措施,即在保證測量精度的基礎上,分段以空間螺旋線逼近,經過計算機處理后的參數直接可供數控加工使用,最後把石材貼片加工成螺旋線型的柱面弧形扳。1 the company has imported one set world advantaged test calibrator with matrix tensile stress and purchased international advanced level of continuous sinter kiln, oir press, opening blade machine, cut - off tester, cintrifugal tester and mould. they made in china. these equipment have about 41 sets. diamond circular saw blades with cool and hot pressing can be produced two million pieces per year
1引進國際先進的基體張力測試校準儀一臺,購入具有國際先進水平的國內製造的連續式燒結爐油壓機開刃機切割試驗機離心實驗機工夾量模具等41臺套。生產冷熱壓金剛石圓鋸片200萬片。An application of vibration reed to intelligent measurement system of young ' s modulus
舌簧片振動法在楊氏模量智能測量系統中的應用In vitro injury models of brain slice ( ogd and nmda insult ) and primary neuronal cultures ( nmda insult ) oxygen / glucose deprivation ( ogd ) - induced injury of rat hippocampal slice in vitro the rat hippocampal slices prepared were allowed to recover in the normal artificial cerebrospinal fluid ( acsf ) bubbled with gas mixture of 95 % o2 + 5 % co2 for 1 h, then they were thansfered to glucose - free nacsf which was bubbled with gas mixture of 95 % n2 + 5 % co2. after treatment with ogd, the slices were placed into 2 % ttc solution in dark and incubated at 37 * cfor 1h. the slices were weighted and a 50 : 50 mixture of ethanol / dimethyl sulfoxide was then added to extract the formazan in dark for 24 h
離體腦片損傷模型( ogd和nmda )及原代培養神經元nmda損傷大鼠離體海馬腦片缺氧缺糖( ogd )損傷大鼠離體海馬腦片制備后,在通氧混合氣的正常腦脊液( nacsf )中恢復60min ,然後移入通氮混合氣的無糖腦脊液(吵化sf )中缺氧缺糖,取出腦片與2 ttc避光37 』 c溫浴60dll ,染色后根據每克濕重加入20ml抽提液(乙醇:二甲亞礬一50 : 50 ) ,在密閉容器內避光置24h ,測量前搖勻后取200pi至96孔板,在490urn波長,酶標儀測定各孔od值。The basic principle of natural gamma - ray log is stated, the developing background, developing ways and developing situation of natural gamma - ray tools are introduced. the researching task of the paper is presented through analyzing the using situation and questions exsisted in inner natural gamma - ray tools, the researching work is started from three aspects, they are logging tool development, reliability design and reliability assuring methods, and the data processing methods, in the course of logging tool development, instrument indexes are presented based on the compatible property of sookbps telemetry system and environmental property, the analog measuring chanel and the interface circuit which realizing the compatible performance are designed according to the instrument mdexes. the detecto * design. the plateau property testing of the detector and the analysis of it ' s affecting factors are stated, the measuring property of the tool is discused, a new type of single chip microcomputer is selected when designing the interface circuit, and the laboratory experiments has fulfiled conmunieating standard signals between the interface circuit, the universal interface unit of sookbps telemetry system and also 500kbps telemetry system
本文首先概要介紹了石油測井的基本概念、方法、條件、最新進展、以及應採取的研發對策,論述了自然伽瑪測井的基本原理,介紹了自然伽瑪測井儀的發展背景、發展歷程和發展現狀,通過分析國內自然伽瑪測井儀的使用情況和存在的問題,提出了本文的研究任務。研製工作從測井儀研製、可靠性設計與可靠性保障技術、數據處理方法研究三個方面展開,在測井儀研製過程中,根據500kbps遙傳系統要求的配接性能和使用環境特徵,提出了主要儀器指標,並根據這些指標,設計了儀器模擬測量通道和實現這一配接性能的介面電路;論述了探測器的設計、坪特性影響因素分析及其測試,探討了儀器的測量性能;在設計介面電路時選用了新型單片機晶元,並與500kbps遙傳通用介面單元rtu 、 500kbpa遙傳系統實現了室內配接。Results the occlusion contact data and graph of wedge - shaped teeth defect had the features of trauma occlusion. 42. 97 % of them has the larger axial gradient degree, 96. 09 % of them has abration in different classes, 46. 29 % missing the front teeth and 57. 03 % missing the buccal teeth
方法採用臨床物理檢查和石膏模型測量,確定楔狀缺損牙軸傾度、磨損指數、牙缺失等指標;採用計算機圖像處理技術,自行編制軟體程式及硬體系統,測試被檢光(牙合)片,分析並提取楔狀缺損牙接觸(牙合)力、面積、接觸點(牙合)應力等資料和圖形信息。To fulfill the need of the application of rp technique in medical domain, reverse cad modeling from medical cross sections is systematically studied in this dissertation. firstly, some algorithms related to the research of this dissertation are studied. new algorithms for orientation and inclusion test for simple polygon, an error constrained automatic faring algorithm for b - spline curve and a theorem regarding the termination criterion for subdivision of triangular bezier patch are proposed
本文針對rp技術在醫學領域應用的需要,系統研究了基於醫學斷層輪廓數據的反求cad建模理論和方法: ( 1 )在基礎演算法研究部分,提出了簡單多邊形方向及點在多邊形內外判斷的新方法、三角b zier曲面片離散的誤差控制定理和一種帶誤差約束的b樣條曲線的自動光順方法; ( 2 )提出了一種基於相鄰層輪廓相似性的醫學斷層輪廓數據曲面重構方法; ( 3 )提出了一種稱為「虛擬測量」的曲面模型處理方法。In our system, the traditional instruments of well depth measureing and indicator diagram are combined into one. in the side of hardware, the embedded system with the core of 80c196 is designed. what ' s more, the system includes keyboard input, liquid crystal display and flash memorizer. in the side of software, there are some moudles such as the measurements of the well depth and indicator diagram, inquisition, communication, computing, demarcate, setting
本測井儀器將傳統的測井深儀器和測功圖儀器合二為一,硬體中設計了以80c196單片機為核心的嵌入式系統,並配有鍵盤和液晶顯示以及閃速存儲器;軟體包括測量、查詢、通訊、計算、標定和設置等模塊。The discontinuous phase method combined with eddy current sensor is introduced to acquire blade dynamic signal 。 the author designed the program of computing blade vibration parameters and have made computer simulation , so we can get blade amplitude and frequency
提出採用間斷相位法和電渦流傳感器結合來獲得葉片的振動信號,編制了測量葉片振動參數的計算程序,並進行了計算機模擬模擬,得到了葉片振動振幅和頻率。Fuzzy control prevent a large amount of calculation, increase systematic stability, reduce the movements. design use 80c196kc realized the measurement to electric parameters. engineer of host computer get parameters through serial communication
設計中使用16位單片機80c196kc作為模擬量採集單元的控制器,實現了對電網中的電壓、電流有效值等電參數的測量,並通過串列通信將以上參數傳至控制主機工控機。Direct current, peak to peak amplitude of the measured quantity is implemented. the whole system has the integrated functions of data process, communicate, display, etc. during designing the hardware, in order to improve the whole system ’ s interference immunity, the advantages of small outline ( so ) chip is fully considered by proper redistribution, the analog parts and digital parts are separated by optoelectronic isolator to reduce the interaction
本課題根據黑龍江省計量研究院的要求,依據最新測量理論設計了直流測量模塊,其性能已經達到了萬分之一的精度,實現了一個集直流電壓、直流電流及峰峰值測量於一體,具有數據處理、通訊、顯示等功能的單片機測試系統。Leaf type head on the probe allows it to fit through small openings, so it is ideal measuring for the small opening temperature of dies, bearings, machinerys, etc
薄片型探頭的端部適合通過狹小縫隙,所以它是測量模具、軸承以及機械設備狹縫溫度的理想工具。分享友人