相對測量 的英文怎麼說
中文拼音 [xiāngduìcèliáng]
相對測量
英文
relative measurement- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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The accuracy of 3 - d surface - shape measurement by phase - measuring profilometry ( pmp ) is greatly influenced, because the variation of environmental light leads to biggish error
摘要在運用相位測量剖面術( pmp )對物體進行三維面形測量時,由於測量現場環境光強變化而引入較大誤差,嚴重影響測量精度。A noncontact 3 - d position measurement system is introduced in this thesis. the system is composed of a planner array ccd detector, real time image analysis and quick data calculation system, which can survey the positional relationship between the haloid lamp objects on the emissive vehicle and the measuring system on the loading vehicle
本文研究了一種簡單、新型的非接觸三維位置測量系統,該系統由一組ccd探測器、實時圖像處理及快速數據解算系統組成,對發射車上鹵鎢燈目標在測量坐標系中的三維坐標x 、 y 、 z值和發射車軸線相對測量坐標軸的夾角進行測量。4. feedback or measuring signal transmit output ma v pvout pvout output signal transmit output to forestage regulator or dcs system, makes system can monitor actual valve position or field measured value at any moment
後者將數字儀表與模擬儀表集一體,同時對測量值及調節控制目標值或輸出量進行相對模擬量比例顯示,使參數顯示更為清晰直觀。This paper discusses the characteristic of inductivity coupled plasm atomic excite spectroscope and applies the analysis method to measure the atmosphere corrosion rusty layer samples from qingdao and chengdu. we get the relative content of each element of rusty layer and show the charitable situation that the relative content varied with the change of corroded environment and time
概述了電感耦合等離子體光譜法的特點,並運用該光譜法對青島和成都兩地的大氣腐蝕銹層樣品進行了比較測試,得出了銹層中各元素的相對含量及其隨腐蝕環境和時間的變化情況The measured tangential force, tangential inertial force and normal vibration acceleration are decomposed using a discrete wavelet transform. the relation among these three dynamics state variables is investigated
利用小波變換技術對測量的切向力、切向慣性力和法向振動加速度進行分解,對這些動力學變量之間的相互關系進行了深層次的研究。53 maize standard samples diffuse reflectance spectra were collected from 4000cm - 1 ~ 10000cm - 1 at 8 cm - 1 resolution on perkin - elmer spectrum one nts near - infrared instrument at different energy level. 3 samples were scanned 10 times repeatedly at 100 %, 76 % and 34 % energy level for energy variance analysis
結果表明,隨著儀器能量降低,模型相對標準偏差( rsd )有增大趨勢,儀器相對能量從100衰減到18后,模型預測值rsd從2 . 5增至4 . 72 。( 3 ) in the dy - lamp experiments, we study the spectrum distribution of relative - energy. firstly, it is tested by providing bandwidth and the numbers of the band according as a standard of the solar simulator. the result shows it cannot achieve a standard of the solar simulator that the spectrum distribution of the dy - lamp is simulated the solar spectrum ; however, if according as b standard, then it can attain the request of b standard of the solar simulator
研究了鏑燈光譜相對能量分佈,首先根據a級模擬器提供的帶寬和帶數對鏑燈的光譜能量分佈進行了測試,測試結果表明,利用鏑燈來模擬太陽光譜達不到a級模擬器的要求;根據b級模擬器提供的帶寬和帶數對鏑燈再次進行測試,並與b級的光譜失配誤差進行比較,結果表明,利用鏑燈來模擬太陽光譜可達到b級模擬器標準。The key problems of gps carrier phase measurement are how to solve the integer ambiguity of gps carrier and how to detect and compensate the cycle slip of gps carrier in the period of navigation process
載波相位測量定位的關鍵問題是如何確定整周模糊度和周跳的探測和修復。本文對此問題展開研究,討論了在載體動態運行環境下,動態整周模糊度問題和周跳的探測與修復問題。Firstly, the principle of gps kinematical carrier phase measurement positioning is introduced concisely. the mathematical mode of gps carrier phase measurement absolution positioning is discussed and provided. a way to obtain the difference between the true location and the estimated location is proposed
論文首先介紹了gps動態載波相位測量定位原理,討論了動態載波相位測量絕對定位的數學模型,給出了一種求解接收機所在位置改正數的方法。1 ) based on the theory and application of gps, the construction and application of the rtk ( real time kinematic ) - gps carrier phase measurement ( so called rtk ) are studied. the differences between messages type 18 / 19 and type 20 / 21 are compared by analysing rtcm sc - 104 messages, and the advantages and disadvantages of using those types are pointed out. 2 ) the various factors, which influence positioning accuracy, are analyzed in this paper
論文的主要內容和研究成果如下: 1 )簡要介紹了gps的原理和應用,論述了rtk ( realtimekinematic ) - gps載波相位測量(通常簡稱為rtk )系統的組成和工作原理,通過對rtcmsc - 104電文的分析,比較了rtk電文type18 19與type20 21的差別,指出分別使用這兩電文實現rtk的利與弊。This paper introduces design scheme of measurement system and establishes geometric parameter measurement patterns and functions of gearbox case, which are fit for the computer on - line automatic processing. measuring circuit and software are also introduced which are designed to carry out performance of the instrumentation
文中提出了變速箱殼體綜合檢測方案,給出了變速箱殼體幾何量測量方法,建立了變速箱殼體幾何量參數測量數學模型,推導了測量方程,對測量電路、實現整機功能要求的軟體結構給出了相關論述。Because massive harmonic interference in the electrical network, it causes signal - sampling to include the very big harmonic in the measurement system, for eliminating measurement result influence by harmonic, the paper has an in - depth study of fourier transformation harmonics analysis measurement principle, analysis the forming reasons of frequency spectrum leakage and railing effect during measurement, achieves phase locked loop and frequency multiplier technique to realize integer - period synchronous sampling and eliminate impact of frequency spectrum leakage and railing effect in the result of measurement, and investigates in depth theory on phase locked loop and frequency multiplier technique, gives the method of realizing phase locked loop and frequency multiplier technique
由於電網中存在大量的諧波干擾,導致測量系統中取樣信號也含有很大的諧波,為了消除諧波對測量結果的影響,論文深入研究了傅立葉變換諧波分析法的測量原理,分析了測量中頻譜泄漏和柵欄效應形成的原因,提出了採用鎖相環倍頻技術實現信號的整周期同步采樣,消除頻譜泄漏和柵欄效應對測量結果的影響,並對鎖相環倍頻技術的理論進行了深入研究,給出鎖相環倍頻技術的實現方法。Packaging - flexible packaging material - determination of residual solvents by dynamic headspace gas chromatography - absolute method
包裝.柔性包裝材料.用動態液上氣相色譜法測定剩餘溶劑.絕對測量法Research on synchronization in gear pitch relative measurement method
齒距相對測量法同步問題研究This dissertation takes system demonstration and validation of small satellites formation flying as the background, the theory and algorithms of relative attitude determination based on the gps like sensors are investigated ; the relative attitude coordinated control law, multi - agent based formation flying architecture and the coordination strategy are designed
本文以「微小衛星編隊飛行演示驗證方案論證」為研究背景,深入研究了基於類gps相對測量的星間相對姿態確定方案和演算法,設計了編隊飛行衛星multi - agent體系結構與協同工作流程和策略及相對姿態協同控制演算法。Case 1 : when there is no relative measurement, each satellite uses its own on - board attitude sensors to determine its attitude, and exchange the information through the communication link between formation satellites, and then the relative attitude is determined through simple mathematical operation. case 2 : based on the range measurements of gps like sensors, using two - point measurement of the relative orbit state to establish relative orbit and attitude kinematics and measuring equations. and state estimation is achieved through the extended kalman filter technology and unscented kalman filter technology, respectively
方案一,在星間無相對測量時,由衛星自身攜帶的姿態敏感器實現單星高精度姿態確定,利用星間通信鏈路進行信息交互,通過簡單的數學計算獲得星間相對姿態;方案二,利用類gps相對測量,建立了編隊衛星相對軌道運動和相對姿態運動模型及相對距離測量方程,推導了兩點相對軌道運動模型,設計了擴展卡爾曼濾波器及uscented卡爾曼濾波器,對相對位置、速度和姿態進行估計。The experiments show that the relative precision gets up 0. 29 % and the absolute precision gets up 3. 0um
實驗表明,此二維測試系統的相對測量精度達到0 . 29 ,絕對測量精度達到3 . 0 m 。Method for relative measurement of the colour of fluorescent samples
熒光樣品色的相對測量方法Namely, we test the normal workspiece firstly and save its measure value in the ems memory, and then we test the measured workspieces one by one and work out the size deviation. the measurement of 3d size adopts the principle of cross measurement
二維尺寸測量採用相對測量的方法,通過對標準工件的測量並將其結果儲存於內存中,再逐一對被測工件測量,得出被測工件的尺寸偏差。The later two kinds of sensors are white - light interferometric fiber - optic fabry - perot sensor because of their broad - spectrum light source. white - light interferometric fiber - optic fabry - perot sensor solved the problem that the conventional fiber - optic fabry - perot sensor only measure relatively, so it can be buried into material structure to monitor the inner state of material structure
白光干涉型光纖fp傳感器解決了傳統光纖fp傳感器只能進行相對測量的缺陷,因此可以埋入材料結構內部,對結構內部的狀態進行長期實時監測,被認為是一種最有發展前途的用於智能結構的靈巧傳感器。分享友人