穩定性測定儀 的英文怎麼說
中文拼音 [wěndìngxìngcèdìngyí]
穩定性測定儀
英文
stability meter- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 儀 : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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The stability of high dc current compartator with double magnetic detector
雙重磁檢測器直流大電流比較儀的穩定性研究This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。As a kind of variometer, fluxgate magnetometer should has high observation precision as well as long - term stability and favorable temperature features. the compensation technology is the key for the performance of fluxgate magnetometer. this paper made an introduction about the compensation principle of fluxgate instrument
作為相對觀測的磁通門磁力儀,不僅要求其觀測精度應滿足要求,而且還要求儀器具有長期穩定性和良好的溫度特性,而對磁通門磁力儀的長期穩定性和溫度特性有重要影響的部分就是儀器的補償部分。To achieve accurate detection of surface potential, the measurement of the contact potential difference of the zno / si step was also carried out. polarization - related surface properties of ferroelectric thin films were investigated by kelvin probe force microscopy ( kpfm ), leading to the discovery of asymmetric charge writing on the surface of pb ( zr _ ( 0. 55 ) ti _ ( 0. 45 ) ) o _ 3 ( pzt ) thin film
為了優化儀器的檢測靈敏度和穩定性,選用氧化鋅薄膜上的zno / si臺階作為測試對象,檢測了zno / si的接觸電勢差;通過改變儀器系統參數,發現針尖-樣品距離和掃描速度對接觸電勢差的檢測結果影響顯著。The common path defocusing 4f shearing interferometer in the system was constructed, which is fit for the dense plasma measurement. the advantages of this system consist in its stability and easy adjustment as the common path system and respective adjustability of shearing amount and stripe spatial frequency as m - z interferometer as well
設計了基於共光路結構的離焦4f剪切差分干涉儀,該干涉儀同時具有m - z型干涉儀的剪切量和條紋空間頻率分別可調的優點以及共光路結構的穩定性和易於調節的優點,使得在稠密等離子體的測量中,系統參數可以兼顧小的剪切量和大的條紋空間頻率。Vertical pendulum tiltmeter, which is the third generation continuous observation instrument of earth crust deformation, processes digital function. its features are small size high precision fine stability and digitize
高精度垂直擺傾斜儀是第三代具有數字化功能的地殼形變連續觀測儀器,其特點是體積小、高精度、高穩定性和數字化。Test method for determination of potential instability of middle distillate fuels caused by the presence of phenalenes and phenalenones. rapid method by portable spectrophotometer
Phenalenes和phenalenones產生的中間餾出燃料潛在不穩定性的測定方法.便攜式光譜儀快速測量法The combustible gas detector should be of high stability and seldom producing zero - point drift during normal working. it should be able to automatically compensate zero - point drift
可燃氣體檢測器應穩定性高,正常工作時應很少產生零點漂移。應具有零點漂移自動補償功能。儀表的零點和滿量程應能夠在現場進行標定。To satisfy the experiment request, the equipment generating magnetic field and the angular instrument are improved. for light wave from semiconductor laser is infrared wave in the experiment, the calibrating measurement utilizing visible light from he - ne laser is used. firstly the light path is adjusted using visible light roughly
在搭建系統時,根據實驗要求對磁場儀(小磁場時的穩定性)及摘要第2頁測角儀(測量精度)進行了改進;在調整光路時, (又據使用的紅外激光光源的特點,採用了先利用he ne激光器的可見光波粗略校準光路,然後換用半導體激光器精確校準光路的方法。In the edxrf, the stability of the spectrum has notable affection on the accuracy of measurements
在能量色散x熒光分析儀中,能譜的穩定性對于測量的準確性有明顯的影響。The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal
本文用系統的方法分析了mz型干涉式光纖陀螺儀的光傳輸特徵,指出了其較大的非互易性因素-臂長差的存在,分析了工作環境因素(溫度,應力) 、光源質量(輸出光束中心波長、光功率波動及偏振態波動)對系統工作性能的影響,並指出了減少系統非互易因素、抑制噪聲、提高檢測穩定性的措施。The result shows, after the ameliorating, the spectrometer 6 - 6104 can be used conveniently, and it can work stably, and the errors has controlled in the minimum. its differentiate rate and light power collecting sensitivity approached the guideline of top grade spectrometers but its cost was less than the top grade spectrometers
實驗結果顯示,手動調節式實驗光譜儀經過改造后使用方便,工作穩定性較好,誤差控制在允許范圍內,自動化程度高,光譜解析度和光功率探測靈敏度都接近了高檔光譜儀的指標,具有質優價廉的特點。It can help to lengthen the service life of water quality on - line monitoring instrument, make the results of on - line water quality monitoring are more accurate and stable, and it also can reduce the maintenance loss because of the relative accuracy and save the replacing expense if the on - line water quality monitors are too damaged to repair
可以延長在線水質監測儀的使用壽命,提高在線水質監測儀監測結果的準確性、穩定性,減少設備維護、維修工作及其費用,減少由於水質監測結果誤差帶來的損失,節省由於在線水質監測儀表損壞而無法修復,過早更換的費用。The main advantages for griptester are : a ) it has a automatic water deposition system ; b ) it is controlled by computer, c ) the operation is full automatic ; d ) the measure result has good stability and so on
Griptester摩擦系數儀是英國近年來開發研製的新型抗滑檢測設備,在多項工程檢測中表現出優良的技術特性,如自備灑水系統,計算機控制,全自動操作,測試結果穩定性好等。The results showed that the water absorption ability of food super - fine powders could be determined stably and effectively by the self - made equipment, the water absorption abilities were different when the powders were made from different kinks of grains : the powders began to absorb water earlier and the speed of water absorption became rapider while the particle size of the powders was smaller, and the speed suddenly tended to increase and reached the limit value when the particle size of the powders was up to a certain value
實驗結果顯示:根據毛細原理自製的毛細吸水測定儀能穩定、有效地測定食品超細粉的吸水性;不同來源的超細粉吸水性不同;同一種食品超細粉粒度越小,吸水開始早、吸水速度越快;超細粉粒度達到某一粒度值時,吸水速率突然增大並達到極限。The whole system has friendly interface, convenient operation and comprehensive functions, which can be used widely in scientific research institutes and factories. the system of blower performance auto - testing improves the stability of testing process, avoids the error of reading, the error of calculation and the error of result causing by relative datas can not be recorded at the same time, the precision and efficiency of testing is largely improved
整個系統具有界面友好、操作方便、功能齊全等優點,試驗結果表明研製基於虛擬儀器的風機性能自動測試系統,增加了試驗過程的穩定性,避免了人為的讀數誤差、計算誤差以及相關數據不能同時記錄所引起的試驗結果的偏差,提高了測試精度和試驗效率。Based on the investingation and some study methods of the stability on the goaf, the paper has the goaf of the first and second tunnels of wu long channel on coal mine railway leased line in da ning of shanxi province as an example, according to the engineering geological invesitigation and maping in the earth ' s surface, also combining the visit on the relate people, firstly has a geological judge on the space extend of the mostly ledges which have been picked ; then adopts the instrument of engineering surveying and checking ( for short sws ) which is relatively advanced inside and outside to test by surface wave the rockmass and solid near the middle line of the tunnel ( total forty meter ), and has a relatively exact judgment on the place that the goaf impossible reveal ; lastly passing the validate by drilling, it make clear that the results which tested by sws is reasonable and believable, based on finding out clearly the space extend of the goaf, the author makes a relatively systemic study on the stability of wall rock around the goaf
因此,查明采空區的具體位置,在此基礎上對場地進行工程適宜性評價,對整個工程建設具有重要的指導意義。本論文在總結前人對地下采空區勘察及有關穩定性研究方法的基礎上,以山西大寧煤礦鐵路專用線五龍溝1 ~ # 、 2 ~ #隧道采空區為研究實例,在詳細的地表工程地質調查和測繪的基礎上,結合通過對采空區有關人員的探訪,首先對主要開采礦層的空間展布進行地質判斷;然後採用國內外較為先進的工程勘探與檢測儀(簡稱「面波儀」 ) ,對1 ~ # 、 2 ~ #隧道中線兩側一定范圍內(共40米)進行了面波測試,對采空區的可能出露部位進行了較為準確的判斷;最後通過鉆探加以驗證,表明面波儀的測試結果是較為合理可信的。To get the stability of shallow structure foundation and adjacent seabed in cheng dao shallow sea area, we have made an investigation on high resolution echo depth side sonar and shallow strata section etc. and made use of experiment analysis of core, in situ, indoor to compute, analyze and assess the stability on new computing method
為了得到埕島海域淺水區構築物地基及周邊底床穩定性,本文通過高解析度的回聲測深、旁側聲納及淺地層剖面等聲學儀器勘查,並結合鉆孔、現場和室內的實驗分析,採用新的計算方法,對埕島海域淺水區人工構築物地基及周邊底床穩定性進行了計算、分析和評價。Pb8200 series silicon presure transmitters use the sensor elements wih high accuracy, stability and reliability and measure the pressure of the liquid or gas or the level of the liquid, then change into 420ma electric signal
Pb8200系列擴散硅式壓力變送器選用了高精度高穩定性和高可靠性的擴散硅壓力傳感器,外形小巧,主要用於測量液體氣體的壓力及各種液體的液位,並把壓力信號轉換成420ma或15v等電信號,是一種現場遠傳壓力測量儀表。The various properties of composite resin and materials made out of it, such as dynamic mechanical property, thermal property, vicat softening temperature, rheological behavior, morphological structure and the broken profile of the materials, were determined and characterized with the aid of dma, ta - 2000 type thermal analyzer, xwb - 300f type detector of vicat softening temperature, capillary rheometer, tem, sem, respectively
通過dma 、 ta - 2000熱分析儀、 xwb - 300f型維卡軟化點溫度測定儀、毛細管流變儀、 tem和sem等手段對聚丙烯酸酯caco _ 3 pvc復合樹脂及其材料的動態力學性能、耐熱穩定性、維卡軟化點溫度、流變性能、形態結構與材料的斷面形貌等進行了測試和表徵。分享友人