源誤差 的英文怎麼說

中文拼音 [yuánchā]
源誤差 英文
source error
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 誤差 : error
  1. The origins of dispersion error are analyzed ; effects of initial velocity dispersion, ballistic coefficient dispersion, drift coefficient dispersion, range wind & cross wind dispersion on the ballistic dispersion are discussed

    分析了散布的起,討論了初速散布、射角散布、彈道系數散布、偏流散布、縱橫風散布對密集度的影響。
  2. In this paper, error sources and the relation between error source and transmission error of harmonic gear drive are deeply analyzed based on its working principle and structure. then synthesize these errors by using stochastic error theory to write out estimative formula that calculate transmission error

    本文重點對諧波齒輪傳動的運動精度進行分析研究,從諧波齒輪傳動運動的產生入手,首先對進行了深入分析,然後對運動進行了分析和綜合。
  3. In the case that hypocenter depth is far less than the epicenter distance without depth phases available, only the relative epicenter distribution could be obtained accurately by double difference method, the depth determined would be not stable

    當震深度遠小於震中距時,如果沒有深度震相的參與,只能得到較小的震中相對分佈,深度的相對位置仍有較大的
  4. As the range increases thermal noise tends to take over as the major source of inaccuracy.

    當射程增大時,熱噪聲將成為一個主要的
  5. The model of influence upon the parallel between servo optic axis from the angle error of installation plans presented. whereby the theoretic analysis is carried out and the analyzing results are obtained. the method of obtaining the angle error through measuring the installation plans with three - coordinates measuring device and fitting the measurement data is put forward and pave a road for lessening the influence

    對安裝面角影響隨動光軸平行性的問題也建立了數學模型,以此為出發點進行理論分析,給出了分析結果;提出用三坐標測量機測量安裝面,通過擬合得到安裝面的角;從而為減小這一對隨動光軸平行性的影響鋪平了道路。
  6. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南壓,攜帶的冷空氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急流軸,把不斷的西南暖濕氣流輸送到遼西地區,也就是急流軸的左前方位置,為這次暴雨的產生提供了充足的水汽來; ( 3 ) 、低空急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始場,最大限度地避免了觀測可能造成的積分不穩定,提高了模擬結果的參考價值。
  7. Three main error sources are the variation of intensities, the orientation errors associated with the configurations of the polariscope and the initial stress existing in the model. a quantitative method is presented to analyze and estimate the influence of different error sources on the final isoclinic results calculated by fcpst or the other pst

    本文提出它們影響五步彩色相移法的定量分析方法;提出控制各的具體指標;給出了避免或降低這些影響的措施,為合理設計製造儀器、指導實驗和保證實驗結果的精度提供了依據。
  8. From the error resource, this paper emphatically analyzes the cause that the metering error produces in the process of crude oil metering with this flowmeter, and discusses the necessity of insulating the prover, installing the automatic sampler and automatic water cut analyzer

    著重從的來分析了用容積式流量計進行原油計量產生的原因,指出了體積管保溫、安裝自動取樣器和自動含水分析儀的必要性。
  9. Firstly the dissertation analyses the reason of vibration and noise of the transmission gear and the box, drawing a conclusion that the change of gear mesh rigidity and transmission error are the crucial causation to engender vibration and noise of the gear - box ; the main source of the noise is the syntonic noise in box vibration and noise

    本文首先分別分析了變速箱傳動齒輪和變速箱箱體的振動噪聲產生機理,得知產生變速箱傳動齒輪振動噪聲的主要因素是輪齒嚙合剛度的變化和傳動的影響;且在變速箱箱體振動噪聲中自鳴噪聲是汽車變速箱的主要噪聲
  10. On improving the precision of micromachined tuning fork gyroscope

    音叉電容式微機械陀螺的分析與消除
  11. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法的原理,提出了一種基於虛擬儀器的補償方案,推導了在恆流供電下可以精確的計算出補償電阻大小和補償位置的演算法,並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計,經過實驗的驗證,對傳感器的零點溫度漂移補償取得較好的效果,而對靈敏度溫度漂移的工藝補償亦有一定的效果。
  12. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有補償方法,採用雙級電流互感器,將復雜的狀態控制分量轉化為偏控制,該方法結構簡單,調試方便,有補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,測量不超過一次電流額定值100時準確度為0 . 1級的測量標準。
  13. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,通過對矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流偏等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。
  14. Most of error sources can be eliminated by double differencing due to the short antenna seperations within gps based attitude determination system, multipath is the dominant error source

    Gps姿態測量中,大部分可通過雙得到抑制或降低,多徑成為主要的
  15. Abstract : the error sources of some data acquisition methods are discussed in digital cartography, and these errors are analysed

    文摘:討論了數字制圖幾種數據採集方式的,並對這些進行了分析評價。
  16. What these errors of shooting elements are composed of and what bring about these errors are specified. with these errors, how to set a correlative error model and to dope out new errors with the model are also presented

    在分析了射擊諸元的構成和來之後,對進行了建模和預測,為軟體實現射擊校正提供了理論依據。
  17. The loss will be decreased by using single - mode fiber or poledzation holding fiber in recent work we measured the verdet constant of the samples and tested the chederistic of magnetic - optical glass bare fibel then, we analyzc the resource of ermrs, which are coupling effect, stability of the light source, polarizers, defects of the magnetic - optical glass flber and coupling effects between different modes

    採用單模光纖或偏振保持光纖將降低損耗。論文測試了樣品的費爾德常數,研究了磁光玻璃裸光纖的偏振特性。分析了的主要來:耦合效果、光的穩定性、偏振片對光路的影響、裸光纖自身缺點和模式耦合的影響。
  18. Based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors, with which the network adjustment is carried out and the model parameters are determined simultaneously. and finally, the compensation of systematic errors is realized

    航空重力測量測線網平就是在分析、總結航空重力測量的主要基礎上,研究建立反映航空重力觀測系統變化規律的模型,根據交叉點不符值條件,平求解各測線上重力觀測值系統改正數,然後對各測線上所有重力觀測值進行改正(補償) 。
  19. Battery is the only power source for portable equipment. in order to prolong the service time of these battery - operated equipments, ultra - low - power consumption is demanded. the main method that decreases the power losses is to higher the conversion efficiency and to lower the operating voltage

    開關變換器內包含了帶隙參考電壓放大器、頻率補償電路、三角波產生電路、 pwm比較器以及數字邏輯控制電路,此晶元採用聯華電子公司0 . 6微米cmos工藝。
  20. Airborne photo - electric reconnaissance equipment, 3. airborne photo - electric fire control and tracking system. based on the items about apsse we studied in recent years concerned with mobile measuring error, this thesis performed the study on the theory, and stressed on analysis and discussion the error species, error sources, error transfer relations of apsse

    重點分析和探討機載光電跟蹤測量設備的測量的種類、傳遞的關系,並從系統的角度出發,建立機載光電跟蹤測量設備測量的位置方程,為開拓和研究機載光電跟蹤測量設備作必要的技術準備。
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