零參考點 的英文怎麼說

中文拼音 [língshēnkǎodiǎn]
零參考點 英文
zero reference point
  • : Ⅰ數詞1 (零數) zero2 (數的空位) zero sign (0); nought 3 (表示沒有數量;無) nil; nought 4 (...
  • : 參構詞成分。
  • : Ⅰ動詞1 (考試; 考問) examine; give [take] an examination test or quiz 2 (檢查) check; inspect3...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  1. In reference to the practical changes in the deregulated markets of the advanced countries in the area of europe, america and asia and the countermeasures of the countries, combing with the problems encountered in the marketing and sales practice of the panzhihua brach of sinopec, the paper applies the swot analysis method, rationally analyzes the outside environment and inside conditions. according to the characterizes of gasoline resources, and the market situation after it transformed from the monopolistic style of planning economy to the monopolistic competition style, the paper also analyze the strengths and weakness of the industry brought by the forthcoming event of the permission of the wholesales market of gasoline. based on the above analysis, the paper posits the marketing strategic objectives and measures as follows : ensuring the management of suppliers, adding the retail and direct sales network, improving operating qualities, making the customer relationship management and realizing the multi - benefits of company and customers

    本文在營銷理論的基礎上,通過親身經歷,調查了解,深入研究了成品油在國際、國內市場中過去、現在的市場狀況和發展歷程,國際上歐美及亞洲發達國家先期放開成品油管制後市場的實際變化和應對措施,以及結合中石化攀枝花公司營銷工作中存在的問題,理性分析營銷外部環境和內部條件,運用swot分析法,根據成品油能源特,就成品油市場從計劃經濟的壟斷形式轉向目前國際國內市場競爭的壟斷性競爭的形式后,對成品油批發市場即將準入后的優劣、利弊進行了分析和研究,提出了「作好供應商管理,增加售和直銷網路、提高經營質量,充分做好客戶關系管理,實現公司和客戶共同成長」的營銷戰略目標和戰略措施。
  2. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型件的加工亦具有意義
  3. Measures to locate reference points, and drills and taps holes as needed to mount assemblies, components and parts, using hard tools and power tools

    測量定位位置,根據安裝裝配、組件和件的所需進行鉆孔和打洞。會使用機械工具和電力工具。
  4. For these reasons, we can apply the theory of the model reference self - adaptive control syetem design based on the theorem of balance point stabilization in the force system of asymmetric cylinder controlled by symmetric valve. the main idea of model reference self - adaptive controller is to make the self - adaptive control error incline to zero as time passed. the task to design adaptive controller is to find the control input that can make the output of the controlled system to follow that of the reference model

    因此將基於平衡穩定定理的模型自適應控制系統設計理論應用於閥控非對稱缸力系統中,其基本原理是使自適應控制誤差隨時間的推移而趨向于,自適應控制器設計的目的是尋找使被控系統的輸出漸近一致的跟隨模型的輸出的控制輸入,以此來改善被控系統的性能。
  5. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and insert earphones

    聲學.音響設備校正標準.純音和插入式耳機用等效門限聲壓級
  6. Acoustics. reference zero for the calibration of audiometric equipment. part 2 : reference equivalent threshold sound pressure levels for pure tones and insert earphones

    聲學.純音聽力計設備校正的.插入式耳機和純音調用等效域值聲壓級
  7. In this paper, a new control strategy based on the adaptive deadbeat voltage space vector is presented. this control scheme has a lower sample frequency and a smaller difference between switch frequency and sample frequency. it has many advantages, such as producing zero vectors organically, tracing exactly, non - shaking, etc. and its dynamic response is better

    對于電能質量調節器來講, pwm跟隨指令信號的控制性能在很大程度上影響著裝置的補償效果,本文選擇無差拍電壓空間矢量控制為系統控制策略,這種控制方法具有采樣頻率低,開關頻率與采樣頻率的差距小,能有機地產主矢量、跟蹤精確以及無抖振等優,動態響應快。
  8. The first part of the paper is designing the testing project for grounding resistance and insulation resistance in a new way. using 16bits ad converter with programmable control amplifier replaced the way which used changing resistance to change measure range. lt is not only improved testing precision and develop the system expediently, but also reduced the area of the circuit boardwith the new way. in order to make the electric implement safety testing system have upstanding expansibility, the software and hardware of the system adopted the modularization design. adopted mcu atmegal28 as a master mcu which control mmi, realtime clock and communication with slaver mcu. atemga8 as the slaver mcu to realize testing function. so it is easy to add or reduce the testing project. the testing implement system has been developed successfully, and the comments for the system is that it has high precision, high expansibility and easy maintain. but considering the electric implement system should have intelligence and humanity abi lity. so this paper bring forward a scheme of electric equipment safety testing embedded system with speech control. after introduce the basic theory of speech recognition, the paper expatiate the characters of this system. the system is a noise conditon, not special people, small glossary, insulation word system. with these characters design the speech recognition as fellow. utilizing cross zero ratio and short energy to ensure jumping - off point and end point ; adopting mfcc as the character parameters of speech recognition ; the character parameters than be recognized by dtw. in order to ensure the credibility of this project, first realized by matlab in computer

    在介紹了語音識別的基本原理后,闡述了本系統的特:本系統是一個噪聲環境下非特定人、小詞匯量、孤立詞的語音識別系統。根據本系統的這些特設計了如下語音識別方案:利用過率和短時能量相結合的方式確定語音端;採用mel頻率倒譜系數( mfcc )作為語音識別的特徵數;得到的特徵數最後通過動態時間規整( dtw )的模式識別方法進行識別。為了確保本系統實現方案的可靠性,首先通過計算機利用matlab軟體來模擬,在演算法模擬實現后又進一步增加環境的復雜性:加上較大的環境噪聲、突發性的噪聲等,再通過修改數、修改模板、兩級識別等各種提高語音識別精度的方法來提廣東工業大學工學碩士學位論文高識別率。
  9. Acoustics - reference zero for the calibration of audiometric equipment - part 4 : reference levels for narrow - band masking noise iso 389 - 4 : 1994 ; german version en iso 389 - 4 : 1998

    聲學.音響設備校正基準.第4部分:窄帶遮敝噪
  10. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 khz to 16 khz

    聲學.聽力測定設備校準的標準.頻率范圍為8khz至16khz之間的純音用等效閾聲壓級
  11. The discussion of electric potential reference point from some feign mistakes

    從幾個佯謬問題所引起關于電勢的討論
  12. 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的輸出電壓的以提高a / d採集卡的利用率,以及採用系統消除系統誤差造成的波長漂移。
  13. When impact applies on a discrete system in which one of constraints is a constant with coulomb friction, the phenomenon of slip - stick at the point can cause the change of friction and the integration for frictional force during infinitesimal impulsive interval becomes impossible according to traditional impulsive dynamics of discrete systems. by introducing a new dimensional time parameter, first - order momentum - impulse differential equations are obtained and the discussion over infinitesimal impulsive interval is transformed into a piece - wise study on the finite region of impulse

    在引入新的無量綱的時間數后,通過建立相應的動量-沖量的一階微分方程,在趨近於的沖擊區間的討論變為在有限區間中來分段研究含滑動-黏滯的沖擊過程,得到了受到多打擊的離散系統慮庫侖摩擦時的動力學的求解方法,即根據沖擊前的初始狀態無需回到繁瑣的微分方程的求解便可以得到沖擊后系統的動力學響應。
  14. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold force levels for pure tones and bone vibrators

    聲學.音響設備校正.純音和骨振子用等效閾聽力級
  15. A point considered to be at nominal zero potential and to which all other potentials in the circuit are referred, often, but not always, connected to the actual surface of the earth ; as a verb to connect to a ground. also called earth

    電路中的一個,該電位作為標稱的電位,其它所有電位均相對于該而定。經常,但並非總是,將該直接連接到地。作為動詞,指連接到地線上的過程,也稱作接地。
  16. According to the characteristic of subway power alternating current transmission line, a new synchronous method based on reference zero point of the wave shape of voltage was proposed. the method is suitable to short distance line such as the subway power alternating current transmission line

    根據地鐵電力交流聯絡線的特,作者提出了一種適合於短距離線路保護的電壓的同步演算法,並對該演算法的優缺進行了詳細的分析與模擬。
  17. The output signal with nominal force determined by means of the reference line, decreased by the zero - force signal

    標準力的輸出信號減去力輸出信號。標準力通過線得出。
  18. This paper introduced the designing thought of hc01 typed universal heterogeneous hand controller of telerobot, summarized the characteristics of mechanical structure of hand controller, and analyzed the selection and designing method of components of hand controller, thus provided a certain reference for the design of hand controllers

    介紹了hc01型通用異構式遠程遙操作機器人手控器的設計思路,總結了手控器機械結構的特,分析了手控器部件的選擇與設計方法,為手控器設計提供了一定
  19. Zero - transmission level reference point

    傳輸位準
  20. To attempt argumentation choice of zero potentail reference in electrostatic field

    試論靜電場中電勢的選取
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