測速計 的英文怎麼說
中文拼音 [cèsùjì]
測速計
英文
sillometer; log; speedometer; tachometer-
And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測，設計了根據駕駛員感受度來衡量超車過程的實驗方案，並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值，為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時，還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案，統一了計算加速度干擾的時間統計間隔，為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。Surface winds are normally measured by instruments called anemometers.
地面風通常用稱為風速計的儀器來測量。High frequency gusts are usually measured by high response research-oriented anemometers.
高頻突風通常是用高速響應的研究性定向風速計測量。Besides that ray theory is helpful to calculate three - dimensional sound field, and the inversion of sound field could be finished quickly enough to realize the detection of ocean environment in wide area
特別是射線理論對解三維聲場尤為方便，它將有望實現三維聲場的快速計算和聲場的反演，達到海詳環境的監測目的。A digital circuit to filter interferential signals in light screen to measure velocity of flying bullet
一種測速光幕靶的數字濾波電路設計Suite to measure the rotation rate of micromotor, spindel miniature eletricaltool with easy operation and also used in electromechanical unit, textile light industry and gauge unnversity research departments
產品說明：適應于微電機、紡織錠子和小型電動工具的測速，也可廣泛用於機電、紡織、輕工等行業和計量、院校、科研等部門。A circuit for muzzle velocity test with radar and sky - screen controlled by computer
用計算機控制雷達測速和天幕靶測速的一種電路Also, it brings forward a new method of velocity measurement called c - mit, with application to velocity - tracking controller of the unilateral pedrail system
提出了變m / t測速原理和實現方法。設計了單邊履帶速度系統的閉環速度跟蹤控制器。On a land vehicle the speed input is usually obtained from the speedometer drive system.
對地面運動體，輸入速度通常由測速計的驅動系統來供給。Laser doppler anemometer, laser doppler velocimeter
激光多普勒測速計The simulation results further testify the correctness of the model and confirm the feasibility of the system. this paper also includes a velocity apparatus mainly based on doppler velocimeter. in this part the attention has been paid to the comprehensive effect of all kinds of factors that affects the precision of the doppler velocimeter, then a modification method for the original data for velocity computation has been given, as well as detailed formula for modification
本論文中還介紹了一套以多普勒測速儀為核心的測速系統，重點對影響多普勒測速精度的各種因素進行了綜合分析，提出了對測速原始數據進行修正的方法，給出了具體的修正公式，並利用這些公式進行了測速數據修正的計算機模擬，從而驗證了修正的有效性。Based on the correct evaluation of the means and covariance of the measurement error in cartesian coordinate system, the algorithm processes the radar measurements sequentially, and the linearization of measurement equation is no longer neccessary
作者推導了有測速數據時的去偏轉換卡爾曼濾波演算法。此演算法估計精度和計算效率比以前的方法有較大改善，對測量方程不做近似處理。A closed pulse width modulation ( pwm ) regulating speed system for dc servo - motor is presented, it is composed of avr microcontroller, pwm power driver, unit of speed detection using encoder and a serial communication interface, etc. fuzzy pid algorithm is employed to control the speed and position of wmr. the method can solve effectively some problems such as the uncertainty of wmr ' s model, the varieties demand, the change of situation
其次，設計了基於avr微控制器（ at90s8515 ）的移動控制系統，其中主要包括pwm功率驅動、測速單元和串列通訊模塊等：對機器人速度、位置控制採用模糊pid演算法，較好地克服了移動機器人模型的不確定性、轉速位置控制要求的多變和環境改變等因素的影響。Standard test method for measuring the frictional properties of winter contaminated pavement surfaces using an averaging - type spot measuring decelerometer
用平均型斑點測量減速計測量冬天受污染路面摩擦性能的標準試驗方法Finally, the calculating programs of the processing method of the tested data by doppler radar of the rocket - assisted cartridge have been programmed and the model of the data processing method and the reliability of calculation have been tested and proved by calculation of actual examples
通過編制火箭增程彈多普勒雷達測試數據處理程序，進行實例計算證明，本文推導的數據處理方法正確可靠。該方法可以用於火箭增程彈多普勒雷達測速數據處理。A simulation study of velocity precision for the temporal correlation log
時間相關計程儀測速精度的模擬研究All gulifa products must be able to satify the demands of customers according to the requirements of drawings and standards offered by them. to realize improvement of product quality, protection good after - sale service system. let is make efforts for the splendid future of electric power industry and brilliant tomorrow of the company
傳感器是工業自動化必不可少的關鍵部位，被廣泛應用於各種機械機床製造業及紡織造紙煙草輕工食品化工礦山冶金等行業，作限位定位檢測，自動計數，測速，自動保護，工業生產自動流水線及微機信號，數控裝置等應用，對提高自控系統先進性和可靠性，具有巨大作用。Localization underground target algorithm base on the best automatic curve fitter can survey velocity of electromagnetic wave in underground medium, and locate underground target. it ’ s virtue is small number of operation times. it ’ s shortcoming is subject to clutter
基於自動最佳擬合曲線的波速測定和目標定位方法可以比較準確地計算出波速，計算出目標位置，優點是運算量小，缺點是容易受到雜波干擾的影響。Liquid flow measurement in open channels. rotating element current - meters
明渠中液體流量的測定.旋轉元件流速計Laser doppler velocimeters
激光都卜勒測速計分享友人