測規精度 的英文怎麼說

中文拼音 [cèguījīngdù]
測規精度 英文
accuracy in gauge
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 規 : Ⅰ名詞1 （畫圓形的工具） instrument for drawing circles 2 （規則; 成例） rule; regulation 3 [機械...
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  1. Based on the verification regulation of prt, this paper studies the temperature characteristics of prt, suggests a method of improving the accuracy of measurement and supplies the uncertainty of calibration point

    摘要分析了檢定規程對鉑電阻溫度計的要求，通過研究鉑電阻溫度計的測溫特性，提出了提高鉑電阻溫度計測量精度的方法，並給出了在溫度校準點的測量不確定度。
  2. For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research

    本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題，經過多方面的技術分析和調研，設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。
  3. The results show that fbg sensors have outstanding waterproof capability, high measurement precision, better long - term stability and more remote transmission signal, so fbg sensing technology is a reliant and effectual instrument for under - water structure project monitoring

    開展的光纖光柵應變、溫度傳感器在水下工程領域中較大規模的應用研究結果表明： fbg具有很好的防水性能，測試精度高，長期穩定性好，信號傳輸距離遠，為水下結構的長期監測提供了一種可靠有效的手段。
  4. Based on rain drop size distribution ( dsd ) data measured in qingdao, guangzhou and xinxiang, the radar reflectivity factor z for spherical rain drops, the radar reflectivity factor zh and differential reflectivity zdr for oblate ellipsoid rain drops have been calculated. the relation of reflectivity and rainfall rate for conventional meteorological radar and the relation of reflectivity, differential reflectivity and rainfall rate for multiparameter radar are regressed, the performance difference of two kinds of radar for measuring rainfall and difference for measuring rainfall in different regions are also discussed

    基於我國青島、廣州和新鄉地區雨滴尺寸分佈數據，計算了球形雨滴雷達反射因子，橢球形雨滴雷達水平極化反射因子和差分反射率，回歸給出了這些地區的常規氣象雷達反射因子與降雨率的經驗關系和多參數雷達水下極化雷達反射因子、差分反射率和降雨率關系，並對其測雨精度和地區差異進行了比較。
  5. To overcome this problem, not only the meteorological observation network has to be equipped with automated, higher precision, and more economical devices and instruments, but also a synthetic mobile observation system is required for filling in the data gaps between the surface and upper air sounding stations

    為了克服這一問題，除了研製自動化程度高、測量精度高和性能價格比高的儀器設備來裝備現有的定點大氣觀測網外，還應建設一些流動的大氣監測系統，以獲得常規大氣觀測臺站空檔間（如大洋、山區和荒漠等無人區）的天氣現象和大氣環境變化的信息。
  6. Finally, a kind of noncoherent - integration monopulse radar angle measuring algorithm based on square amplitude weighting method is developed, the computer simulation proves that this algorithm is prior to the common noncoherent - integration angle measuring method under all kinds of snr conditions

    最後提出一種基於幅度平方加權的單脈沖雷達非相參積累測角演算法，模擬表明在各種信噪比條件下這種方法的測角精度都優于常規的非相參積累測角方法。
  7. 2. the residual stresses in pre - stretched aluminum alloy plates are successfully measured and analyzed. the measurement precision and applicability of the modified layer removal method are analyzed and evaluated by experiments

    2 、鋁合金預拉伸板內部殘余應力分佈規律的研究通過試驗研究對改進剝層法測試理論的測試精度及工程實用性進行了分析和評估。
  8. The measurement of oil / water two - phase flow is primarily accomplished by the combination of total flow rate and holdup measurement, and at present, the rotator flowmeter is used to measure the total flow rate. since the rotator flowmeter has movable parts, which makes its responsibility behave nonlinearly under poor environment of me under hole whose fluids have very complex and changeful characteristics and affects the measurement precision. what ' s more, the widely used centralized measurement instrumentation meets problems in oil wells characterized with high production or high water cuts

    通常油水兩相流測量主要是通過總流量和持率的測量組合來完成的，目前在總流量的測量中主要使用的是渦輪流量計，由於渦輪流量計具有可動部件使其在流體特性復雜多變的惡劣井條件下的響應呈非線性變化規律，影響測量精度，此外，普遍採用的集流型測試儀器在高產井及含水率高的油井中使用也遇到困難，為此，一種新型的適合非集流型點測的測試方法和測試儀器亟待發展和推廣。
  9. Furthermore, according to results, the resistance of steel can reflect the damage exactly. ( 2 ) depending on the analysis of flaw size of the experimental samples, a theoretical model has been reached. the model is more close to the experiment result

    在觀察得到的試樣表面裂紋的萌生和擴展規律的基礎上，通過對損傷后的實驗數據進行擬合，得到了鋼的疲勞損傷累積的一般理論模型，該模型更好的反映了鋼在疲勞循環的中早期的破壞，在疲勞測量精度上有了較好的改進。
  10. The whole software is composed of four modules :, the scaling module, the hangingjgear, the process module. the three modules are independent, moreover they are interrelated, which make then arc - gear - capp is a whole process

    各個模塊既是獨立的，可以單獨調用其中的任何一個模塊；又是相互聯系的，構成一個整體，從而實現工藝規程的制定、機床掛輪的選擇、尺寸測量、精度與公差的選擇等完整的圓弧齒輪的加工過程。
  11. An improved ar model is studied, which established by the combination normal order time serial and contrary order data in case the observations are less, and then, the combination model with improved grey and time serial is introduced. it can reflect not only the deformation tendency, but also the stochastic characters. it is very suitable to be applied to deformation analysis and prediction

    為了充分利用有限的地表變形數據所蘊涵的內在規律性，提出了利用變形數據的正逆時間序列建立ar模型的方法，並與時變灰色模型組合，不但可反應出變形數據序列的趨勢性，同時還可表現出其隨機性，從而可進一步提高預測的精度和效果。
  12. This paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams, which are perpendicular to each other, caused by their reflecting from a metal mirror. also, it studies the non - linear error created by polarization and how the errors change. the study is very important for improving the measuring accuracy of polarized heterodyne interferometer

    主要分析兩束相互垂直的線偏振光經過金屬反射鏡反射后引起的橢圓偏振化的不對稱性，並研究由此產生的非線性誤差的變化規律，這對提高偏振光外差干涉儀的測量精度是極為重要的。
  13. Abstract : this paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams, which are perpendicular to each other, caused by their reflecting from a metal mirror. also, it studies the non - linear error created by polarization and how the errors change. the study is very important for improving the measuring accuracy of polarized heterodyne interferometer

    文摘:主要分析兩束相互垂直的線偏振光經過金屬反射鏡反射后引起的橢圓偏振化的不對稱性，並研究由此產生的非線性誤差的變化規律，這對提高偏振光外差干涉儀的測量精度是極為重要的。
  14. A batch least - squares maximum likelihood estimator is employed to calibrate the model coefficients of accelerometer and a polynomial post - fit method is used to establish temperature models of these coefficients. the temperature models of accelerometer bias and scale factor of accelerometer are established between - 20oc and 50 oc. after compensating the temperature error by using these models, the post - fit residuals of the accelerometer output have been improved to 10 ? 5 g, and the trend term of accelerometer changing with temperature basically vanished

    採用最小二乘極大似然估計和多項式擬合的方法，分析加速度計靜態模型系數隨加速度計殼體溫度變化的規律，建立了- 20oc 50oc之間加速度計零偏和標度因數誤差的溫度模型，應用該模型對加速度計溫度干擾進行補償，補償后，加速度計輸出的擬合均方根誤差一到二個數量級，並且基本上消除了加速度計輸出隨溫度變化的趨勢項，使得加速度計測量精度得到了明顯提高。
  15. It is an extraordinary method for loss measurement, the lower the loss of the cavity, the higher the measurement precision

    這是一種非常規的測量方法，它的突出優點是諧振腔的損耗越低，測量精度也應該越高。
  16. Methods based on statistics for dimensional position and data processing were suggested for the calibration of the dimensional angle shown by a programmable dynamic target using linear matrix ccd and video interpretation. studies in this paper show that the programmable target system is functional and capable of testing photoelectric theodolite. consequently conclusions can be drawn that programmable dynamic target is new equipment to tes t photoelectric theodolite, not only can it check and test the performance, but also can measure the precision

    得出了初步結論：可編程動態靶標由於配置了位置輸出元件和時間統一系統，實現了位置閉合，能對靶標的運動進行有規律的控制，克服了常規旋轉靶標的固有缺點，可以提供模擬目標的空間標準角，因此可編程動態靶標不僅可以作為跟蹤靶標使用，還可以作為測量靶標使用，是檢測光電經緯儀跟蹤性能和測角精度的新裝置。
  17. Since the current air flow measurement method for short and straight sections of large ducts can not meet the accuracy requirement of the engineering project, a feasible and practical measurement method is put forward based on measurement of outlet air flow of the 300 mw boiler draft fan in jiaxing power generation co., ltd

    在短直管段大型風道上採用現有的常規測量方法，測量精度很難滿足工程要求，根據嘉興發電有限責任公司對300mw鍋爐送風機出口風量測量方法的研究，提出一種切實可行的測量方法。
  18. Thus, the inner parts are found which are the main factors of the total accuracy loss. this result can offer the basis to improve the design of dynamic measurement system and to increase its measuring accuracy. in order to prove the theory of the error tracing and accuracy - loss diagnosis of the dynamic measurement, two simple measuring system are selected, that is, pressure transducer system and the dynamic measuring system based on differential mutual inductive displacement transducer

    根據建立的動態系統誤差模型，以誤差溯源結果為依據，用bp神經網路分析方法，求得系統各組成單元的精度損失規律，建立其精度損失時變模型，從而找出對測量系統的總精度損失影響較大的內部組成單元，為改進動態測量系統的設計、提高其測量精度提供依據。
  19. The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction

    本文的主要研究內容： （ 1 ）定量金相分析和顯微硬度測量的方法研究； （ 2 ）利用數字圖像處理技術，實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理；引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析，實現了對採集圖像邊緣的有效提取，從而提高了測量精度； （ 3 ）開發了金相圖像分析系統的主體結構（硬體結構和軟體結構） ； （ 4 ）採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計； （ 5 ）提出了採用多模式的知識表示方法建立知識庫，應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。
  20. Since the western countries began the srfcs research in the eighties, theory of signal detection is used in fdi, and it was successful in some fdi functions in several types of testing aircraft. china did the srfcs research recently, but lack of the engineering fdi algorithm. because the " model based signal detection algorithm " is sensitive to the matching accuracy of the mathematics model and aircraft has prominent nonlinear aerodynamic factors, it is difficulty to upgrade the ability of fdi based on the classical signal detection theory and data fusion only

    國外自八十年代開展自修復研究，一般採用基於常規數據處理的故障檢測理論來實現飛控系統故障檢測與隔離功能，現已在幾種驗證機上取得初步成果，而國內的研究尚缺乏實用的工程演算法；同時，基於常規數據處理的故障檢測精度對被檢測對象的數學模型匹配度敏感，且飛機的氣動特性在故障情況下又具有較強的非線性特性，因此，單純依靠常規的信號處理演算法難以進一步提高故障檢測的精度。
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