無靜差 的英文怎麼說
中文拼音 [wújìngchā]
無靜差
英文
astatic-
In lotic water, there were no significant difference in number of species and individuals between quantitative ( surber net ) and semi - quantitative ( kick sampling ) samples, although more species and individuals were collected by semi - quantitative than quantitative sampling. in lentic water, the significant difference was existed in the number of species ( z = - 2. 032, p < 0. 05 ), but it showed no significant difference in individuals between quantitative and semi - quantitative ( d - frame net ) samples. 2
急流棲境中，半定量樣本（踢網樣）的個體數和種類數通常高於定量樣本（索伯網樣） ，但種類數無顯著差異；靜水-緩流棲境中，半定量樣本（ d形抄網樣）的個體數和種類數一般也高於定量樣本，且種類數有顯著差異（ z = - 2 . 032 ， p 0 . 05 ） 。The paper designed aerodynamic control system of pith and yaw channels and roll angle stabilization system, by using unsteady - state error follow - up control theory and state observation station theory in modern control theory
本文使用現代控制理論中的無靜差跟蹤控制系統理論與狀態觀測器理論，設計了俯仰、偏航兩個通道的氣動力控制系統和滾轉角穩定系統。Abstract : on the basis of general principles of mechanics and critical state soil mechanics theory, a theoretical formula determining the coefficient of earth pressure at rest for cohesionless soil is derived by means of combining hypoplasticity with critical state soil mechanics. the formula has a simple form and is only related to the effective angle of internal friction of soil. there is a slight difference between the calculated value of the formula and that of other formulae. the further investigation of the formula shows that it can be used to determine the coefficient of earth pressure at rest of cohesionless soil
文摘:在滿足一般力學原理和臨界狀態土力學理論的基礎上，本文將亞塑性理論與臨界狀態土力學相結合，推出了一個計算無粘性土靜止土壓力系數的理論公式.該公式形式簡單，僅與土的有效內摩擦角有關，其計算結果與常見的多個經驗公式的計算結果只有微小的差別.文中討論結果表明，該公式可用於確定無粘性土的靜止土壓力系數Les gens du commun ne trouvent pas de difference entre les hommes. the typical and unvarying hodge ceased to exist. he had been disintegrated into a number of varied fellow - creatures - beings of many minds, beings infinite in difference ; some happy, many serene, a few depressed, one here and there bright even to genius, some stupid, others wanton, others austere ; some mutely miltonic, some potentially cromwellian ; into men who had private views of each other, as he had of his friends ; who could applaud or condemn each other, amuse or sadden themselves by the contemplation of each other s foibles or vices ; men every one of whom walked in his own individual way the road to dusty death
他已經分化了，融進了大量的各色各樣的人中間去了成了一群思想豐富的人，一群差別無窮的人有些人快樂，多數人沉靜，還有幾個人心情憂郁，其間也有聰明程度達到天才的人，也有一些人愚笨，有些人粗俗，有些人質樸有些人是沉默無聲的彌爾頓式的人物，有些人則是鋒芒畢露的克倫威爾式的人物他們就像他認識自己的朋友一樣，相互之間都有著自己的看法他們也會相互贊揚，或者相互指責，或者因為想到各自的弱點或者缺點而感到好笑和難過他們都按照各自的方式在通往塵土的死亡道路上走著。In general, there is no distinction between "static electricity" and "current electricity".
一般說來，「靜電」和「電流的電」是無差別的。2. there is a remarkable difference between the height of two sides of jugular bulb. right is higher than left
左右兩側頸靜脈球的高度有顯著性差異，右側明顯高於左側，兩側頸靜脈球寬度無顯著差異。By simulating, this paper compared the effect of capacitor compensation to that of svc compensation, the results showed that capacitor compensation add the voltage flash, and svc was the optimal equipment to restrain the flash. furthermore, the smaller value of ks and tf, the better effect of svc
通過數值模擬曲線分析，對比了電容補償和靜止無功補償器（ svc ）補償的效果，得到的結論是電容補償有擴大閃變的影響，而靜止無功補償器（ svc ）是抑制閃變的最佳裝置，並且調差系數ks和時間常數t _ f越小， svc補償效果越好。Point to above problems, under the financial support of the national natural science foundation ( exploration of high tech and new concept and new conceive ), the excellent young teachers program of ministry of education and national excellent doctoral dissertation special foundation, the static and dynamic real - time computation of elasticity - plastic mechanics, solving method of fuzzy finite element and other problems were studied in this paper. and some achievement was gained as following : ( 1 ) based on the positive definiteness of system stiffness matrix of finite element that was modified and the form of potential energy function of elastic body, the linear system of saturation mode ( lssm ) was introduced into the neural computation of finite element, by which the no - error solving of finite element neural net computation was realized in theory
針對上述問題，在國家自然科學基金（高技術新概念新構思探索） 、教育部優秀青年教師資助計劃、高等學校全國100篇優秀博士學位論文作者專項基金等的資助下，本文對彈塑性力學問題的動靜態的實時計算、模糊有限元的求解方法等問題進行了系統和深入的研究，取得了以下成果： （ 1 ）根據有限元總剛矩陣經修正後具有正定性的特點以及彈性體勢能函數的具體形式，將飽和模式的線性系統（簡稱為lssm系統）引入到有限元的神經網路計算中，在理論上實現了有限元神經網路計算的無誤差求解。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻，總結了滑模變結構控制的發展歷史和特點，詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法；系統分析了變結構控制系統抖振產生的機理，並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法；針對傳統抑制和消除抖振方法的不足，改進了傳統方法，得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法；針對不確定性線性系統，在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振，提出了一種自適應模糊積分變結構控制方案（ afivsc ） ，利用模糊邏輯來柔化控制量中非線性不連續部分，採用自適應理論，根據系統不確定性大小在線調整模糊輸出量的隸屬函數，另外，鑒于模糊控制本質上是有靜差的，所以本文選擇了帶積分項的切換函數，由於積分項的存在使系統較正為無靜差系統。2u. s nuoxin 360 circling spray coating technology : the entire coating procedure is controlled by microcomputer to be of constant temperature an constant velocity. spry gun circles by 360 spraying powder ensuring complete atomization as well as evenness and stability of powder on plate surface after static absorption. and ultra - long process of high - temperature solidification in furnace resuls in still better performance of adhesion surface evenness and smoothness without blistering or color difference
2美國諾信360o旋轉噴塗技術：噴塗過程全程微電腦恆溫怛速控制，噴槍360o旋轉噴射粉末塗料，保證粉末塗料完全霧化，由板面靜電吸附后均勻穩定，通過超長程的固化爐高溫固化，附著力更強，表面更均勻更平滑，無起泡無色差。The deh system can easily changes the static curve, and makes the transfer from difference to non - difference control. that the pid controller coefficient of deh system can easily adjust according to the experiment make dynamic characteristic better, and can make a brief overopen for good first frequency modulation ability
Deh系統的調節性能與傳統的調速系統相比有了極大的改善。 deh系統可方便地改變靜態調節特性曲線，並實現無差和有差調節的轉換。It neutralizes static charge on the tergeted object via it ' s special conduits. it is easy to operate and install. nopower supply is needed. it can de applied in printing or leather, paper manufacturing. it is durable used
利用極細導電性金屬纖維與帶電體接近，雙方有極大不等的電位差，促使帶電體附近空氣離子化而使璉電體之靜電中和消除，無加裝電源。So the vsr can operate in any power factor. internal model control ( imc ) design concept has been introduced to the unbalanced control system of vsr. with imc design concept, the unbalanced control system not only achieve zero steady state error of sinusoidal ac current, but also obtains strong robustness of the control system
由於在abc和靜止坐標系中，採用比例和比例積分調節器無法實現對時變正弦波信號的無差跟蹤控制，而在dq坐標系中需要用正、反兩套旋轉坐標系構成四個電流內環才能實現對正、負序dq電流的無差跟蹤。Too early switch can not present the advantage of fuzzy controller and even lead to integral saturation, while too late switch can not turn into pid control because of the static state error of fuzzy - ped control. at last, the choice principle of the threshold is analyzed and simulated
當過早地切換會體現不出模糊控制的優點而使超調量增大，甚至造成積分飽和現象使系統失穩；當過遲切換，如果模糊控制器有較大的靜差，則有可能根本無法進入pid控制。The prominent character of the approach is that the flc can on - line search for the steady - state control value needed for the zero - error tracking, and optimize the fuzzy control table dynamically
該方法的顯著特點是，能夠在線搜索無靜差跟蹤所需要的穩態控制量，同時動態優化模糊控制量表。So it not only achieves the real - time feedback and the regulation of speed but also eliminate the static error of speed due to the integral action of pi regulator when the system is in a steady state
這樣不僅可以做到速度的實時反饋和調整，而且由於pi調節器的積分作用，可以使系統在穩態時做到速度無靜差。Through static assembly analysis, the assembly tolerance design could be verified and the tolerance accumulation effects to the product assembliability would be evaluated ; through dynamic assembly analysis, the product assembly process would be planned and simulated to ensure the product has feasible assembly sequence and non - interference assembly path
通過靜態分析，對裝配體的公差設計進行驗證，分析公差累積效應對產品可裝配性的影響；通過動態分析，對產品的裝配過程進行分析與模擬，確保產品具有合理的裝配順序與無干涉的裝配路徑。Furthermore, when the divided ii1 differences are used to approximate to the derivatives that are coefficients in linear arithmetic representations, computing linear arithmetic representations is converted to compute predicate residuals completely, which needs to analyze neither static nor dynamic data dependencies between the statements on w. at this time, the improved method is more powerful to generate test data, and can be used for black - box testing
更進一步，當用均差作為謂詞函數關于輸入變量的導數的近似時，計算線性算術表示就全部轉化為計算謂詞殘量，而後者無須分析w上各語句之間的靜態、動態數據依賴關系。此時，改進后的方法比原方法生成測試數據的能力更強，能夠用於黑盒測試數據的自動生成。Symptom improement from baseline to 4 hours after treatment was similar in the groups treated subcutaneously and intraenously, the results indicate
皮下給藥治療組和靜脈內給藥治療組，在治療后4小時內的癥狀改善無差異，結果表明。Comfortable rooms with chinese style furniture & modern amenities. it is a wonderful selection for a good hotel to stay it for business and travel
跨越夢與真實的空間，高雅謐靜的客房，完全采實心紅木玉石傢俱，氣氛簡明快意，無論出差、旅遊、休憩，是您的最佳選擇。分享友人