選擇發動機 的英文怎麼說

中文拼音 [xuǎnzháifādòngjī]
選擇發動機 英文
whlmotor
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 擇 : 擇動詞（挑選） select; pick; choose
  • 發 : 名詞（頭發） hair
  • 機 : machineengine
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  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.針對這些特點，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、刀具調整和起刀點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，對其他相似類型零件的加工亦具有參考意義
  3. Thus, according to the maximum dispersion distance and the allowable miss distance given, the magnitude and class numbers of impulse control force is selected

    根據最大散布誤差和最大脫靶量指標選擇脈沖控制力大小，並對脈沖發動機分級。
  4. ( 9 ) by studying matching between catalytic converter and exhaust gas system, the conclusions having been gotten as follow : " purifying step by step and driving step by step " and " mental substrate and chinaware substrate being used in same engine " being the laying principles in exhaust gas system, which can solve the contradiction between high converting efficiency of exhaust emission and small loss of power, fuel economics, the rapid light - off and laying difficulty of catalyst

    （ 9 ）進行了催化轉化器與排氣系統的匹配研究，對于催化劑的布置，提出了「分級凈化，逐級推動」的原則；對于載體形式的選擇，提出了「金屬載體和陶瓷載體復合」使用的原則。這樣可以良好的解訣催化轉化器與發動機匹配時，排氣污染物高凈化率與動力性經濟性損失小之間的矛盾、快速起燃和結構布置困難的矛盾。
  5. The cycle parameters of missile for turbofan engine were optimized for meeting the demand of maneuverable missile, and the developing trend of missile for turbofan engine was predicted

    根據飛航導彈的要求對渦扇發動機進行了循環參數優化選擇並預測了未來渦扇發動機的發展趨勢。
  6. There s also a 4 - way button for easy selection of the af fixed, ae fixed, exposure compensation, or white balance functions, giving you extra creative control

    此外，本相機還具備一個四向按鈕，讓您可輕松選擇自動對焦固定、自動曝光固定、曝光補償或白色平衡功能，盡情發揮創意。
  7. The timing - and - quantitation precision injection of lpg was realized with high - speed lpg solenoid valve and a set of electronic control system, which was designed by the author and can flexibly control the gas supply system of lpg. based on the analysis of experimental data got by comparing the performances before and after the application of the set of equipment on lr6105q12 diesel engine, the effects of load, speed and replace ratio, etc on the emissions of smoke, hc and co of dual fuel engine were expounded. through optimization, the smoke emission was utmostly reduced and the emissions of hc and co were within the government restriction

    為此，本文通過對各個方案進行詳細比較，選擇了電控多點順序噴射的供氣方案；利用高速lpg噴射閥和自己獨立開發出一套電子控制系統對lpg供氣進行靈活地控制，實現了lpg的定時定量噴射，並把這套裝置應用到中國一拖生產的lr6105q12柴油機上，在對改裝前後的發動機進行大量試驗和分析的基礎上，闡明了負荷、轉速、摻燒比等因素對雙燃料發動機的煙度、 hc 、 co等排放的影響情況，並且通過優化，最大限度地降低了發動機的煙度排放，同時使hc 、 co排放限制在國家標準規定的范圍之內。
  8. Advanced arcjet system will be one of the favorite choices with the development of space technology and the demand of aerospace task

    隨著空間技術的發展和未來航天任務的需求，先進的電弧加熱發動機將是理想的選擇。
  9. Led lighting more accurately for the staus of battery. pic controling ( cpu & software insied ) for selecting battery capacitor varied 300, 400, 500, 600, 700, 800, 900, 999cca etc, and show you the mistake automatically. then the power be turned off, but it can be turned on of it ' s own accord after 10 seconds with one - touch button

    發光二極體更精確地顯示電瓶的狀況，內部cpu及軟體的控制可根據電瓶容量如300 ， 400 ， 500 ， 600 ， 700 ， 800 ， 900 ， 999cca等的不同有一個附加的按鈕開關來選擇，自動診斷錯誤並顯示在表上，自動關機可在10秒後用另一開關再開機，電瓶容量不足時有蜂鳴警報聲。
  10. Gold dragon bus held the new product release conference, the whole product series including 6 meters to 12 meters, the style such as express bus, sleeping bus and public bus, etc. all the new products will march into sichuan market

    其中， xml6836主要針對中短途客運及旅遊市場，該車採用日野技術，有康明斯日野錫柴及玉柴等多款發動機供選擇，售價為23萬元左右。
  11. With the measurement results of the system, the analysis conclusion of speed fluctuation is particularly applied to the selection of control policy for ignition timing of motorcycle electronic controlled igniting system. as a conclusion, the paper points out finally that different policy should be applied according to different rotating speed

    本文講述了該系統的軟硬體實現，並利用該系統的測量結果，獨特地將轉速波動的分析結論應用到摩托車電控點火提前角的控制策略的選擇中，指出隨著摩托車發動機轉速的不同，應該採用不同的點火時刻控制策略。
  12. The macroeconomic outlook for 2005 remains favorable, said the bank. " global growth is expected to slow down from its record 2004level, but still remains robust, barring sharp adjustments in the dollar, global interest rates, and oil prices. " given the constellation of risks, prudent economic policies are appropriate

    為確保適應道路的多樣性和復雜性， zjz6602系列客車採用神野自製底盤，技術成熟質量穩定性能可靠，滿足了更多不同用戶的需求，在同類產品中更具挑戰性， zjz6602系列客車備有yz4100zlq cy4105q cy4100zlq三款發動機型號供用戶選擇，所有發動機均為歐排放。
  13. The faults in the automotive engine control systems can be reliably diagnosed by the proposed method through suitable choice of the threshold for the residual signals of the uifdos

    合理選擇殘差信號的閾值，能夠可靠地診斷汽車發動機電控系統負載不可測且存在隨機干擾時的故障。
  14. The problem is then fed to a nonlinear programming routine to solve for all parameters. the flight dynamics model with yawing motion of uh - 60a is given, scale factors of state variables and control variables are applied based on the consideration of algorithm convergence. then, the optimization of trajectories is expressed as optimal control problem with a performance index constrained by helicopter performance limits, faa regulation and so on

    首先，建立帶偏航運動的直升機點質量模型，然後對狀態變量和控制變量進行無量綱處理，因為狀態變量和控制變量量值相差較大，這使得優化演算法收斂效果變差，所以需要選擇適當的縮放因子，最後把直升機單臺發動機停車后的飛行軌跡表示成一個最優控制問題，即在考慮直升機性能限制和far規范后，指定一個優化性能指標，選擇合適的路徑約束，然後再解最優控制問題。
  15. Volvo s80 shoppers can choose between a new 3. 2 - liter inline six - cylinder engine with front - wheel drive and a 4. 4 - liter v8 engine with all - wheel drive

    沃爾沃s80的購買者可以選擇兩款發動機：一款是前輪驅動直列3 . 2升六缸發動機，一款是全輪驅動4 . 4升v8發動機。
  16. During drilling operations, power is directed to the various machine functions by a pump power drive gearbox. the actual configuration is dependent on the drilling process

    發動機的動力通過齒輪箱以及其驅動的液壓主泵被傳遞到各個工作部件，實現對各個鉆機功能操作.用戶可根據實際的要求靈活選擇設備配置
  17. Passenger car performance and fuel economy not only depend on the engine performance, but also on the transmission parameters and the powertrain matching. therefore, in order to obtain better fuel economy, the passenger car transmission parameters should be optimized to make the engine work almost in the low fuel consumption region when it operates in the real driving modes

    客車發動機與傳動系的合理匹配，就是根據客車的使用條件和要求，通過改進發動機、選擇適當的傳動系參數，使發動機的經常工作區盡量與理想工作區相吻合，以達到整車動力性和燃油經濟性的改善。
  18. In the light of sustainable forestry management, purpose, mechanism, characteristics, legal safeguard of non - government forestry were discussed

    摘要基於森林可持續經營原則，從非公有制林業目標選擇、發展動力機制、發展特點、法律保障機制等方面進行了理論探討。
  19. Taked ratio of joined water on emulsions, quantify on emulsification and different emulsified technics as factor, 10 %, 20 %, 30 % and 40 % ratio of joined water, 0. 5 % and 1 % quantify on emulsification, two kind of emulsified technics of diesel oil added emulsification and water added emulsification as level, emulsion of eight kind different mixing ratio that are performed through rig test and smoke test is prepared by using the method of orthogonal array

    以乳化油的摻水比例、乳化劑的添加量和不同的乳化工藝方法為因素，分別選擇10 、 20 、 30和40的摻水比例， 0 . 5和1的乳化劑添加量以及油+乳化劑和水+乳化劑兩種工藝方法為水平，採用正交試驗設計方案，配製了8種不同比例的乳化油，進行發動機臺架性能試驗和煙度檢測。
  20. A great number of statistical materials are provided showing the evolution of major performance parameters, the comparative analysis of various structural schemes and the choice of design for allway desiel engine

    文中引用了大量統計資料，表明了中重型柴油機主要性能參數的演變過程，各種結構方案分析比較以及「奧威」發動機設計的選擇。
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