示值精度 的英文怎麼說

中文拼音 [shìzhíjīng]
示值精度 英文
indicating accuracy
  • : Ⅰ動詞(擺出或指出使人知道; 表明) show; indicate; signify; instruct; notify Ⅱ名詞1 [書面語] (給...
  • : 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)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的范圍達到40 m ,靈敏達到100mv m ,解析達到0 . 05 m ,測量不確定小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚尺寸密測量分組的要求。
  2. The datum plane of system is made certain and its veracity is proven by experiment. the result indicate that the laser rotating check system has very high precision and sensitivity and display the check result with number

    得到的實驗數據表明:本課題研究的掃平儀檢測系統具有很高的檢測與靈敏,並實現了檢測結果的數字顯,在掃平儀的生產中具有一定的實用價
  3. This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content. to prevent the insufficiency or excess of sand water content, the amount of the first addition is set as 80 % of the total water addition amount. after the first water addition, we adopt ar model to predict the stable value of sand compactibility to shorten the time mixing the sand. each time we add water, the correction coefficient is introduced to adapt to the change in the composition of sand. the experiment shows that the mathematics model not only makes the water content in sand reach the best range within shorter time, but also directs how the sand composition should be adjusted, which can better conform to the actual situation

    分析了影響型砂緊實率控制的因素,建立了型砂緊實率-水分回歸系數的動態模型.為防止型砂水分不足或過量,將第一次加水量設定為總加水量的80 .第一次加水后,對型砂緊實率穩定採用ar模型進行預測,以縮短型砂混制時間.每次加水后,引入修正系數,以適應型砂組成的變化.實驗表明,該數學模型不僅使型砂水分含量在較短時間內達到最佳范圍,同時可指對型砂組成進行調整,能較好地符合實際情況
  4. Experiment results show : ? he theory and method of information content could play an important role in the case study on the accuracy and application of dem. ( 2 ) in the loess plateau area, there are much difference between 5m resolution dems of 1 : 10000 map scale and 25m resolution dems of 1 : 50000 map scale while gathering terrain characteristic information, and yet the spatial structure of dem error have discipline and measurability on statistics. ( ? the results could offer fundamentals and methods to people on their work to research the terrain information content of dems with different scale level

    研究結果顯: 1 、地形信息容量的理論與方法對于dem與應用適宜性的研究具有重要的作用; 2 、在黃土丘陵溝壑區,同1 : 1萬比例尺5米解析的dem相比, 1 : 5萬比例尺25米解析dem在提取地形特徵方面具有較大的差異,但誤差的量與空間分佈具有統計上的規律性與可估算性; 3 、以上研究結果可望為其它各級比例尺dem地形信息容量的研究提供新的理論基礎與技術方法,也可為有關規范、標準的制定提供依據。
  5. In the post - process, uses the microsoft medias technical to design cartoon display mode, it raises cartoon speed and saves disc space, it can produce majority prevailing medias form. in interpolation, introduced dsi method, which improve the interpolation method of isoline, raise algorithm speed and efficiency, satisfy the real - time quality request. on the basis of scanning line algorithm, use opengl smooth interpolate method to improve the implementati

    在後處理過程中,引進了dsi插方法,改進了以往等線插,提高了演算法速和效率,滿足了實時性要求,在掃描線演算法的基礎上,引進了opm沁l插方法,改進了雲圖實現方法,提高了圖形顯,在動畫格式上,我們可以根掘自己需要實現不同的不同壓縮格式動畫文件,提高了后處理顯應用場合,改變了以往動畫格式單一的形式。
  6. The assimilation scheme uses a blending approach based on optimal linear interpolation. the improvement is 45 % for the phase - lag of s2 after assimilating the altimetric data of the crossover points, while the correction for the diurnal constituents is not so good as for semidiurnal constituents

    利用基於最優插法的混合法將交叉點的調和常數同化到動力模式中,同化后s _ 2分潮的遲角改進最大,可以改進45 ,結果顯計資料的分析結果對模式結果的影響很大。
  7. As an example, the implementation of the laplace equation with the gridless method has been presented at first and the resulting large scale matrix equations are solved by gmres algorithm. the numerical simulations of the flows over a cylinder are tested successfully with clouds of different scales, which shows the " cloud " effects on the computational accuracy

    本文先以代表定常不可壓位勢繞流的laplace方程為例,研究了laplace方程的無網格離散形式,並運用gmres高效演算法對其快速求解,數模擬了典型的圓柱繞流;並通過不同點雲尺的數模擬,顯出點雲尺對計算的影響。
  8. The hydrauli c model of gradual dike - break simulates numerically the 2 - d flow of gradual dike - break waves. it shows the variation of flow field on breach, and the complicated flow characteristic of the propagation, diffraction, reflection and deformation of the dike - break waves. the hydraulic model can realistically simulate the burst process of dike, and computational accuracy is satisfied with the engineering demands

    本文建立逐漸潰堤的水力模型首次對二維逐漸潰堤波的流動問題進行了數研究,揭了逐漸潰堤過程中潰口處流場的變化情況,以及潰堤波的傳播、繞射、反射及變形的復雜運動特徵,能較好地模擬實際工程中的潰堤失事,模擬比較逼近於真實潰決過程,計算可滿足工程要求。
  9. The computer acquires the image of dial gauge by high precision ccd video, after that the computer will process the dial gauge image by some image - processing algorithms such as image segmentations, edge searching, area segmentations and locating the pointer by the " circle ". at last the computer will recognise the dial pointer position and work out the precision of dial gauge in accordance with nation criterion of dial gauge. this study presents several optimum algorithms to realize quick recognition of the pointer and calibration lines of detected dial and improve the accuracy and real time quality of detecting

    本系統由計算機控制步進電動機的運動,進而驅動指表表針的運動,通過高ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括閾分割、邊緣檢測、圖像銳化以及區域分割和定心圓檢測等,最終快速識別出表盤指針所處位置,最後根據國家指表類檢定規程所制定的演算法檢定出指表的各種,本系統所採用的圖像處理演算法運算量少,速快,從而大大提高了系統的實時性。
  10. The results showed that the estimation of the dead time and the retention times of the normal alkanes and the further prediction of the retention indices of unknown components were quite satisfactory when the number of the known components included in calculation was not too small

    結果顯,在已知組分不是太少的情況下,該方法計算的死時間和正構烷烴的保留時間與實驗吻合,預測的保留指數也有較高的
  11. The evaluation for sidthk program shows that its backcalculation procedure is stable and its accuracy is higher, furthermore, the backcalculated results are not effected by the selection of seed value at a very wide range. the accuracy of sidthk program is much better than that of current gpr data analyzing method no matter for new or aged asphalt concrete pavement and cement concrete structure. in addition, the pavement thickness backcalculation results f

    對sidthk軟體考評結果顯: sidthk軟體反算過程穩定,較高,而且反算結果在相當大范圍內不受初始的影響;不論是對新鋪瀝青混凝土路重慶大學博士學位論文面,還是對舊瀝青混凝土路面和水泥混凝土板, sidthk軟體的反算都明顯高於現行方法的計算
  12. The confidence interval ( c. i. ) of unknown parameter represents the range of the value and the reliability about estimation of parameter

    未知參數的置信區間表該參數的取范圍及其可信程,置信區間的長區間估計的
  13. The function, which the at89c55 system can complete identifying and ratio disposal, as well as the computing and showing of the parameter, can ensure the performance of the measuring system, such as the measurement resolving power, precision and stability and so on

    上述測量得到的兩路的信號是通過單片機at89c55對其數據進行分析、處理。單片機系統完成的識別和比處理、各參數的計算及顯功能,保證系統的測量解析、測量、高穩定性等技術指標。
  14. This d format can show the range of the data intuitively and express the real time data, which improves the speed and precision of svpwm arithmetic greatly. the ratio of carrier wave is increased and the blend of current is reduced, as a result the performance of the system is ameliorated. this thesis project has finished the debugging of the ac motor control system, and the result shows that hardware and software of the designed system is in reason

    在實現svpwm演算法的匯編程序中採用了一種新型的d定標法對標幺化的數進行定標,這種d定標法能直觀的表的大小范圍,可以實時的對數進行定標,提高了svpwm演算法執行的和速,增加了逆變器的載波比,減少了電流諧波,因而改善了交流變頻調速系統的性能。
  15. Single value type represents a single - precision 32 - bit number with values ranging from negative 3. 402823e38 to positive 3. 402823e38, as well as positive or negative zero,

    類型表一個介於- 3 . 402823e38和+ 3 . 402823e38之間的單32位數字,以及正零或負零、
  16. But for some special medium materials, such as liquid crystal display controller pcb, magnifiers must be used to gather images to gain enough precision of inspection for the weak contrast between the basic board and the conductor. the images near the light axes are much cleared than that far away from the light axes, so the images can not be simply segmented by black and white and inspected with the methods of pcb which are based on the black white image

    但對於一些特殊介質材料,如液晶顯控制電路板的檢測,由於基板和導體之間對比不大,而且為了達到檢測,必須採用放大鏡頭進行圖像採集,成像系統光軸附近的圖像成像質量較好,而偏離光軸較遠的圖像質量較差。不能通過簡單二化來很好地分割圖像,而已有的印刷電路板檢測方法都是建立在二圖像進行分析的基礎上。
  17. Controlled by microcomputer, is a strength testing system of high accuracy and efficiency, displayed by big lcd, intellective interface, human - machine interactive dialog operation, printing reports and figure

    採用微電腦控制,高、高速率力測量系統,大屏幕液晶中文菜單顯,智能界面,人機交互對話操作,由印表機輸出中文報表及曲線圖形。
  18. Controlled by microcomputer, is a strength testing system of high accuracy and efficiency, displayed by big lcd and chinese menu, intellective interface, human - machine interactive dialog operation, printing reports and figure

    採用微電腦控制,高、高速率力測量系統,大屏幕液晶中文菜單顯,智能界面,人機交互對話操作,由印表機輸出中文報表及曲線圖形。
  19. 7, three - dimension quantificational geology model has been built by means of gauss random modeling method and shown ; at the same time, three - dimension data body has been input into oil reservoir numerical model, and we achieve actual integration study of geology and numerical model

    7 、運用高斯型隨機建模方法建立了三維定量地質模型,且顯三維地質模型;同時將三維數據體輸入油藏數模擬,實現了地質模型與數模擬真正的一體化研究,而且地質模型經油藏數模擬歷史擬合驗證表明高,符合地下客觀情況。
  20. The results show that wavelength locates in gain zone of semiconductor optical amplifier, and have higher peak power and proper time delay between the two pulses for the second order super gauss control pulse in semiconductor optical amplifier. a high quality amplified signal pulse can be achieved. the chirp can be reduced notability by using cascading soa in cross gain modulation based on soa, and the distance and the peak power of conversion optical pulse can be increased notability, and we can let down the demand for wavelength based on xgm in soa and enhance the flexibility of wavelength conversion

    我們應用二階超高斯光脈沖與高斯信號脈沖同時注入soa和應用soa與非線性光學環鏡( nolm )相結合的方案來對信號脈沖進行壓縮整形,模擬顯,在調節系統合適參數的情況下,波長位於soa增益區的二階超高斯控制光脈沖在具有較高的峰功率和適當時延下輸入soa時,最後可以得到放大的高質量超簡訊號光脈沖;在基於soa的交叉增益調制( xgm )全光波長轉換中,採用級聯的soa能有效地使反轉光脈沖的頻率啁啾得到有效降低,波長向下轉換的距離和反轉光的峰能量都得到明顯提高,降低了利用交叉增益調制( xgm )波長轉換中對波長的要求,從而提高了波長轉換的靈和性。
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