校正率 的英文怎麼說
中文拼音 [jiàozhēnglǜ]
校正率
英文
corrected rate-
The torquing current is measured and related to drift rate by prior calibration data.
測出產生力矩的電流，然後根據事先校正的數據來算出飄移率。Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground
針對存在的缺點，本文提出了一種應用於激光多普勒測速的高精度信號處理技術，即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜，搜索其譜峰值頻率，接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析，再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析，從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來，充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率，通過goertzel演算法獲得分析頻帶的高解析度頻譜，然後通過能量重心校正演算法對細化后的頻譜進行高精度校正，這樣不僅保證了演算法的高效性，而且大大提高了分析的精度。Following the research route of mend with study and development with creation, give the definition of risk and the methods of risk identifying, divide the risk attitude into risk loving, risk neutralism and risk avoiding, point out the importance of enhancing the risk consciousness for lightning hazard, and summarize the mechanisms of lightning hazard the theories and methods of risk assessment for lightning hazard. provide a set of risk assessment parameters for lightning hazard, which includes lightning times n, hazard probability p, hazard loss d, hazard risk r and protection efficiency e, and give the definition, decisive factor, value method and value scope of each parameter. establish a risk assessment model for lightning hazard which includes lightning hazard base module, lightning hazard probability module, lightning hazard loss module, lightning hazard accepted risk module, lightning protection cost module, correcting coefficient module, lightning hazard risk module, and lightning protection class and efficiency module
遵循借鑒改造和發展創新的研究思路，給出了風險的定義和風險識別的方法，將風險態度分為風險喜好型、風險中庸型和風險逃避型，指出了提高雷電災害風險意識的重要性，總結了雷電災害的作用機制和雷電災害風險評估的理論與方法；提供了包括雷擊次數n 、雷災概率p 、雷災損失d 、雷災風險r和雷電防護級別與防護效率e等5類基本參數的雷電災害風險評估參數體系，並給出了各個參數的定義、參數的決定因素和取值方法以及取值范圍；設計了包括雷電災害基礎模塊、雷電災害概率評估模塊、雷電災害損失評估模塊、雷電災害允許風險評估模塊、雷電防護成本評估模塊、校正系數模塊、雷電災害風險評估模塊、雷電防護級別與效率分析模塊等8個模塊的雷電災害風險評估模型，評估模型以iec61662的評估模型為基本參考，以雷災損失d為中心，把雷災風險劃分為經濟雷災風險r _ e和人身雷災風險r _ l ，並對r _ e和r _ l分開單獨處理。Long focus object lens of three color achromatic aberration is one of two posers of optical design, using this method can get a perfect result. compared with pw method, the first results received from the wave - deviation method are more accurate and more rapid
使用此數學模型編的光學自動設計程序，也可以說是光學鏡頭設計的一種新方法，即實現自動選玻璃，求解初始結構（曲率半徑r ，厚度d等）和自動校正像差和優化系統等。Accordingly, using graph theory and operating experience abroad for reference, it firstly brings forward a new method of voltage rectification which based on pilot bus with voltage control area in view of the weak coupling among every vca ( voltage control area ), using decomposing method of multi critical value, it realizes the eliminating vinculum of every vca. and then, the rectification starts by pilot bus voltage of every vca. so the resolution of whole power net is diverted into calculating smaller sub - net
由於各個電壓控制區之間無功電壓的弱耦合性，利用多閥值分解的分區演算法，實現區域間的解耦，然後根據各個子網路的主導節點的電壓進行校正，從而把求解整個網路的問題轉化為求解各個小的子網路，降低了網路維數，減少了無功設備控制動作次數，提高了校正成功率，縮短了計算時間。Abstract : the mechanical structure of washboard valve leveler is introduced, the alignment mechanics of curving bar and hemilateral pan of the valve is analyzed, the mechanical, the shape of washboard and the effect of alignment quality and efficiency cause by shrink - adaption range of the valve between two washboard are discussed
文摘:介紹了搓板式氣門校正機的機械結構，分析了氣門桿部彎曲校直和盤部偏歪校正的機理，討論了機器結構，托板形狀和氣門在兩搓板間的過盈配合量對校正質量和效率的影響。Wattmeters will be calibrated by direct comparison method against the laboratory standard wattmeter with phantom load
功率表將透過直接比較法及用虛假負載，利用本所的標準功率表，加以校正。Two circuits, characterized by high power factor and low output voltage, are proposed. one is originated from the concept of charge pump, and the other functions in the same principle with so - called buck - boost circuits
最後提出了兩種功率因數校正的電路拓撲：一種是由電荷泵原理引出的；另一種是基於buck - boost原理工作的電路。The results of numerical experiment are reported to show the effectiveness of the proposed algorithms. reduced hessian algorithm has became one of the very popular and most effecive methods for solving nonlinear equality constrained programming. recently, chaya gur - witz proposed the two - piece update of a projected hessian matrix
最近， chayagurwitz在nocedal和overton等人工作的基礎上，提出了兩塊校正的投影hesse矩陣方法，討論了其演算法的局部收斂速率，但未涉及整體收斂性。In the digital inverter, we adopt the technology of digital dynamic waveform correction, which can compensate the delay between control signal and output waveform, and ensure the accuracy of control. at the same time, the technology of digital dc component adjustment was introduced, by which we can exactly compensate the control signal, and realize adjusting dc component of output on the premise of output performance
在基於dsp的數字變換器平臺中，採用全數字波形校正技術，完全補償了控制信號延時、功率管開關延時以及死區時間對輸出spwm波形所產生的畸變，充分保障了變換器控制的準確性；採用數字直流分量調節技術，可以精確地對控制信號進行補償，在充分保證輸出性能的前提下，實現了輸出直流分量的調節。Their statistical models attempted to correct for potential “ confounding variables ”, such as the fact that an economic downturn and financial uncertainty may increase mortality rates regardless of whether there is a banking crisis
他們的統計模型試圖校正潛在的「混淆性變量」 ，例如，無論是否存在銀行業危機，經濟衰退和金融不確定性都可能導致死亡率上升。In regards to qc department, we should keep our wastage level to a minimal and implement our internal corrective action plan to avoid any more quality issues
在質量控制部門上，我們將把廢品率控制在最低水平上，並且實施內部校正行動方案以避免質量問題的產生。Study shows that the basic principles of three existed methods for phase difference correction on discrete spectrum are identical, by which the twice fft analysis through time - domain shifting time series or changing window ' s length is performed, and the spectrum by making use of the phase difference of two corresponding peak lines are finally corrected
在研究時域平移的離散頻譜相位差校正方法和改變窗長離散頻譜相位差校正方法的基礎上，發現這幾種離散頻譜相位差校正法的基本原理是一致的，就是通過時移和加不同的對稱窗進行兩次fft分析，並利用離散頻譜對應峰值譜線的相位差以求得頻率和相位校正量。And at this foundation through the dispersed domine analyse the paper makes a great emphasis on the application of computer aided design and simulation, then designs a series of apfc design and simulation software. this paper takes out a set of designation and simulation on base of actual circuit. the reliable result, output voltage and inductance current which are got from this software are the same as the actual value
本文在對一系列apfc電路設計、模擬分析方法討論比較的基礎上，著重應用離散時域法進行了計算機輔助電路設計和模擬方法的應用探索，以此為基礎設計了pfcexpert功率因數校正電路設計、模擬軟體，針對實際電路給出了整個設計和模擬全過程，通過實驗驗證了該軟體所得到的精確穩態解、瞬態輸出電壓和電感電流，與實際電路輸出基本相同，所建立的電路模型重現了電路的運行過程，反映了電路的實際工作機理。High water cut stage ; formation water resistivity ; spontaneous potential ; electrofiltration potential ; correction
高含水期地層水電阻率自然電位過濾電位校正Frequency correction burst fcb
頻率校正突發Both fev1 and fvc had a significant inverse relationship with stroke incidence, but adjustment attenuated this relationship
Fev1和fvc與中風發生率顯著反相關，但是校正減弱了這種關系。The basic calibration of a rf signal generator normally includes tests on output level accuracy, level flatness, and frequency accuracy
射頻信號發生器的基本校正工作一般包括測試輸出電平準確度、電平不平坦度及頻率準確度。The laboratory offers calibration service for watchesstop watches with internal crystal and step motor. the calibration of watchesstop watches includes the measurement of its relative frequency accuracy
計時表本所為石英及機械表提供校正服務，包括測量計時表內部頻率的準確度。New evaluation method based on correction - rate for non - uniformity correction of irfpa
基於校正率的紅外焦平面陣列非均勻性校正評估新方法分享友人