order of accuracy 中文意思是什麼
order of accuracy
解釋
精度等級-
The optical manufacturing for off - axis aspheric mirrors has become increasingly challenging for two reasons. the mirrors, in addition to being larger, are more aspheric and off - axis in order to meet the requirement of next generation space camera, which is commonly configured as three - mirror - anastigmat ( tma ) to get both wide fov and high resolution, and the required accuracy is more stringent
近年來，人們提出了「離軸三反消像散」 （ tma ）結構來滿足下一代空間相機「詳查」和「寬覆蓋」的技術要求，該結構中要求使用三塊離軸非球面反射鏡，而大口徑、高精度離軸非球面反射鏡的製造技術是研製tma結構空間相機的主要技術瓶頸之一。 -
Early speed control systems on turbine all adopted pure mechanical hydraulic speed control systems, which had intrinsic defects. for example, the percentage of delay is large, dynamic regulation characteristic is bad, control accuracy is low, the operation is cockamamie, the running and maintenance are not convenient, and so forth. in order to solve these problems, it is necessary to substitute a completely new, advanced speed control system for previous mechanical hydraulic one
早期的汽輪機調速系統均採用機械純液壓調速系統，機械液壓系統具有固有的缺陷，如遲緩率大、動態調節品質差、控制精度低以及操作繁瑣、運行、維護十分不便等，解決這些問題均要求採用一種全新、先進調節系統來取代原有的機械液壓式調節系統。 -
In the self - calibration scheme, the thesis emphasizes the accuracy of camera intrinsic and extrinsic parameters. we presents an accurate f method based on corresponding point adjustment. the method adjusts coresponding points according to the fixedness of projective transformed cross ratio, then calculates f matrix accurately through linear and non - linear methods. when computing intrinsic parameter, a matrix, we simplify the step, and stress on the two important parameters of a. the result will be getten through solving kruppa equation based on svd decomposition. in order to compute extrinsic parameters, we use linear method to get initial r and t, then apply non - linear method to accurate them
提出了基於匹配點調整的f求精方法，先根據攝影交比不見性對手工選擇的匹配點進行調整，再用線性、非線性結合的方法求精f矩陣；在計算內部參數a中，進行了一定的簡化，把重心放在a中重要的兩個參數上，用svd分解法計算kruppa方程；在計算外部參數時，首先用線性法求解r 、 t ，然後再用非線性法迭代求精。 -
In order to test the usability and accuracy of this software, csm ( charge simulation method ) and mom ( method of moment ) are introduced
）對cfa進行模擬和計算。為了驗證軟體的可用性和模擬精度，分別引入了模擬電荷法和矩量法。 -
An algorithm based on grey model to predict idle period for dpm is proposed in order to improve the accuracy of predicted results
摘要為提高空閑預測的準確性，提出基於灰色模型的空閑預測演算法。 -
In order to assess the rationality and accuracy of the revised fhwa model, it was used under various road traffic conditions. the actual results were compared with the results obtained from the revised model
為了檢驗fhwa修正模式的合理性和準確性，把這修正後的模式應用到其他高速公路在不同狀況下與實測結果的比較以及修正前模式的比較。 -
On the basis of the ratio of different age in statistical yearbook, author creates a method of the financing of social security for fictitious person, in order to avoid accuracy being disturbed by the difference among particular farmers
本文以人口統計年鑒中不同年齡段人口所佔比例為基數，創建了虛擬合理標準人的測算方法，規避被征地農民群體個體之間存在的差異對準確推算保障所需資金的干擾。 -
In order to improve the efficiency of classification based on feature matching, the method of azimuth estimation from sar image is studied. a method of target ' s azimuth estimation from sar image using peak featur e based on linear regression is proposed, besides goodish estimation accuracy and high computation efficiency, it can also provide the confidence interval of the estimation, which can meet the need of model - based sar atr system that uses feature very well
為了提高基於特徵匹配的saratr系統的分類效率，論文進一步研究了sar圖像目標方位角估計方法，提出了一種利用峰值特徵基於線性回歸的sar目標方位角估計方法，該方法除了具有計算速度快、估計精度較高的特點之外，還能在估計方位角的同時，給出該估計的置信區間，從而能更好地滿足利用特徵基於模型saratr系統的需要。 -
In order to detect the bottom thickness, cavity, leak and deformation of steel meshes in secondary lining of concrete in tunnel construction, the authors evaluate the wave character and the detected result in the second lining of the tunnel using surveying radar technology and conclude the wave character in the tunnel lining which has mass defect and tested the accuracy and reliability of this technique
摘要為檢明隧道混凝土二次襯砌中的底界厚度、空洞、漏水、鋼筋網變形等質量問題，利用探地雷達技術，通過對檢測方法及工程檢測實驗的研究，進行隧道二次襯砌中雷達波形特徵參數及檢測結果評價，總結了隧道襯砌質量問題的雷達波形特徵，驗證檢測方法的精度和可靠性。 -
A composite 4 - th order adams - bashforth - moulton scheme is used to solve the equations. with this higher - order scheme, the accuracy of numerical computation results is well ensured
採用四階精度的abm預測-校正差分格式，基本滿足了高階boussinesq方程對數值格式的要求。 -
This statement is made by the order of the board, the directors of which individually and jointly accept responsibility for the accuracy of this statement. as at the date of this statement, the directors of the company are : executive directors : ma huateng and zhang zhang zhidong ; non - executive directors : charles st leger searle and antonie andries roux ; and independent non - executive directors : li dong sheng, iain ferguson bruce and ian charles stone
上述聲明乃承董事會之命而發表董事會各董事願就本聲明的準確性承擔個別及共同的責任。于本聲明日期，本公司董事為:執行董事：馬化騰和張志東非執行董事： charles st leger searle和antonie andries roux及獨立非執行董事：李東生iain ferguson bruce和ian charles stone 。 -
Effects of different positions and order of chinese characters on reading speed and accuracy
漢字詞在不同方位與不同排列組合條件下對念讀速度與準確性的影響 -
Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth
文摘:研究了級聯三能級系統中的相位共軛極化拍頻光譜術.發現其對能級差的測量精度決定於光學躍遷的均勻增寬.在符合拍頻條件時，兩獨立光源拍頻的頻差可以超出激光線寬，激光絕對頻率的測量精度可達到與激光線寬同一量級 -
In order to enhance system ' s interaction ability, spatial and temporal sharing technology should be improved in following areas : increase participant behavior ' s accuracy and consistency ; support multiple participants to operate one entity in same time ; be adaptable to different tasks, offer different level of accuracy and consistency according to different types of task ; be adaptable to different bandwidth, transfer most important messages according to current bandwidth
為了提高系統的交互性，時間和空間共享技術要在以下方面進行改進：提高系統的行為再現精度和一致性；一致性控制支持不同用戶在同一時間對同一個物體進行操作；使系統具有對任務的自適應能力，能根據用戶從事不同類型的任務提供與之相適應的再現精度和一致性；使系統具有對網路帶寬自適應的能力，根據當前的帶寬情況選擇最重要的信息進行傳輸。 -
At last, the experiment result proved the effectiveness of the spectrum rebuilding technology. the experiment result show that the wavelength detection accuracy is improved by an order of magnitude using the spectrum rebuilding technology compared with that obtained from direct peak search. some other schemes to enhance the accuracy are illustrated
最後列舉了其它幾種提高測量精度的方案，包括關鍵器件可調諧濾波器的位置變化提高信噪比，調整探測器pinfet的輸出電壓的零點以提高a / d採集卡的利用率，以及採用系統參考消除系統誤差造成的波長漂移。 -
Distributed measure range and good designed signal processing assure order of accuracy and good linearity
量程的分配、信號處理的合理設計保證了測量結果的準確性與良好的線性。 -
This subject aims to develop a relative self - contained numerical control system of large - scale aspheric optical parts ultra - precision machining device, in order to realize the low cost and high efficiency of aspheric surface machining and content the needs of accuracy and surface roughness
本課題旨在設計一種比較完善的大型非球面光學零件超精密加工裝置的數控系統，以實現光學非球面加工的低成本、高效率，並能滿足加工精度和表面質量的要求。 -
On the basis of some conclusion, we have proved that the schemes have second - order convergence accuracy for the time discretization, a two - level method for resolving the nonlinearity in finite element approximation of the stationary conduction - convection problems is presented
在某些已有結論的基礎之上，我們證明了這種格式對于時間離散上的二階精度。提出了一種解決定常的熱傳導-對流問題的有限元近似中出現的非線性問題的兩層方法。 -
In order to overcome the disadvantages of the traditional calculating method, many researchers of geotechnical engineering like to use other calculating methods and analyze the oringinal settlement data to predict the settlement. compared with the traditional calculating method, this method has the advantages of accuracy and convenience
希望通過分析土體受壓后的變形特性和對沉降的原始數據處理與計算方法上的深入研究，以得出比傳統的方法更加符合實際的地基沉降計算與預測方法。 -
In order to guarantee the request of accuracy of the work piece, all the series radial riveting machine are can add the tiny - scale device, the scale regulator are divided three kinds of specifications, they are 20mm, 30mm and 60mm. the different number representative different stroke of power head. each of scale representative the perpendicular distance 1 mm
為保證鉚接加工精度的要求，我公司可為客戶提供加裝刻度調節的服務，現將刻度盤的參數規格公布如下，標尺可分為20mm 30mm 60mm三種規格，分別對應不同工作行程的機型，每刻度代表1mm的垂直距離。
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