角度測度 的英文怎麼說
中文拼音 [jiǎodùcèdù]
角度測度
英文
goniometry-
Specification for digital clinometer
數字式角度測量儀規范Research on modeling method for laser auto - collimation angle measurement system
激光自準直角度測量系統建模方法研究After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和位置的精確性。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。The glint suppression using high resolution range profile under conical angle measurement is studied, the angle information in signal components of scatters are extracted and averaged to suppress the glint. nonlinear kalman filtering methods under near spherical coordinate are analyzed and used to get more accurate tracking
研究了圓錐掃描測角體制下基於距離高分辨的角閃爍抑制方法,利用距離維高分辨像,提取強散射中心反射信號分量,在此基礎上估計出各個強散射中心的角度測量值,採用平均方法減少角閃爍對測角的影響。Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation
在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。Standard test method for corona - treated polymer films using water contact angle measurements
用水觸點角度測量法測定電暈處理聚合物薄膜的標準試驗方法How to increase the meter - wave radar ’ s precision of angle measurement is the question which urgently need to be solved
如何提高米波雷達角度測量精度,是一個亟待解決的問題。In order to enhance the meter - wave radar ’ s precision of azimuth measurement, the short - baseline interferometer is chosen to measure the azimuth of the target
為了提高米波雷達的方位角測量精度,文中選擇了短基線干涉儀角度測量體制。Then, this paper presents an improved t measuring speed method basing on t measuring speed method, and simultaneously realizes speed and angle measuring with two quadrature encoder pulse circuits of tms320lf2407a. the measuring speed formula is amended based on measuring speed error analysis
其次,在t法測速的基礎上提出了一種改進的t法測速法,並利用tms320lf2407a的兩組正交編碼電路同時實現速度與角度測量,在分析測速誤差的基礎上,對測速公式進行修正。Precision angle measuring instruments. general
精密角度測量儀表.總則Angle measuring instruments. material measure
角度測量儀表.實物量具Laser measuring instruments for small angles
激光小角度測量儀Research on angle measurement accuracy of short - baseline interferometer system
短基線干涉儀系統角度測量精度的研究。Angle measurement. 3
角度測量器Verification regulation of tester for measuring raceway diameter and angle of tapered roller bearing ring
圓錐滾子軸承套圈滾道直徑角度測量儀檢定規程The method of gluing long grating to fan - shaped wheel resolved the problem of measuring of angle
將長光柵貼在扇形輪上的辦法來解決角度測量的問題,對測量系統進行空間定位。Textile fabrics - determination of the recovery from creasing of a horizontally folded specimen by measuring the angle of recovery
紡織品.用測量樣品的回復角度測定橫折縫回復But, meter - wave radar itself also has the shortcoming, such as low precision of angle measurement and so on, therefore it mostly applies in the air defense early warning field at present, but very difficult applies in guidance field effectively
但是,米波雷達本身也存在角度測量精度低等缺點,所以目前大多應用在防空預警探測領域,而很難有效地應用於制導領域中。Basing on carefulness analysis of error source, a new measuring system for small angle is designed in this paper. with super measuring precision it can be used to replace old measuring instrument
為減小測量誤差,在對誤差源進行仔細分析的基礎上,本文研製了一種新型的高精度小角度測量儀器,以嘗試代替舊有的測量裝置。分享友人