泵的級 的英文怎麼說
中文拼音 [bèngdejí]
泵的級
英文
pumping step-
Technical specifications for centrifugal pumps - class ii
離心泵的技術規范. 2級In the past 45 years, such policies are carried out toward water diversion project from yangtze to northern part of jiangsu province ( jswdp ) that province level finance bears the construction, operation, maintenance and reconstruction expenses, and power consumption of pumping stations enjoy preferential electrovalence
摘要45年來，江蘇對江水北調工程實行了由省級財政負擔工程建設、運行、維修和改造費用和泵站用電享受優待電價的政策。Design and improvement for interstage crossover of the multistage liquid hydrogen pump
多級液氫泵級間導葉的設計與改進The application of pump in steam condensing water system in paper machine ' s dry end
多級水蒸汽噴射泵系統優化設計模型的研究Hydraulic fluid power - test code for determination of airborne noise levels - part 3 : pumps - method using a parallelepiped microphone array
液壓流體動力.氣載噪聲級測定的試驗規程.第3部分:泵.採用平行六面體麥克風排列法This paper introduces the radiographic examination procedure of the primary pump of 900mw nuclear power unit, including the requirement about the radiographic examination equipment such as the radiation sources, films, penetrameter, etc. ; the radiographic process when using the rectilinear accelerator, and the development & examination of radiographic files, defects examination and acceptance criteria, with the expectation that this introduction be useful for reference to the promotion of 1000mw nuclear power primary pump localization in china
摘要介紹了嶺澳核電站主泵泵體製造過程中的射線探傷工藝過程，包括對膠片、象質計及底片的要求、直線加速器透照工藝、底片沖洗及黑度要求以及缺陷評定和驗收標準，以期對我國今後百萬千瓦級主泵泵體的國產化有所裨益。Classes of pumper
泵浦車的等級The investigation has declared that the fuel injection with bq fuel pump had higher injection pressure, bigger fuel supply rate and shouter fuel supply duration, which would cause the fuel injection quantity and the fule - air mixture to increase during ignition delay period, the pre - mixed combustion to become acutely, and finally result in increased power levels of noise
研究表明，裝配bq噴油泵，噴油系統的噴油壓力較高，供油速率較大和供油持續時間縮短，使得滯燃期的噴油量增加，滯燃期內形成的可燃混合較多，預混燃燒劇烈，導致整機噪聲聲功率級增加。Electromotor joins with high efficiency selected water pump, scm ( single chip micyoco ) control system commands water pump according to cooling water temperature which substitutes traditional strap - driving mechanism pump and forms tael - level intellectualized control cooling system combining with electromotion control of cooling fan. consequently it realizes that water pump and fan autoregulate with engine working status and assures t hat cooling water temperature keeps in the best range all the time and advances the reliability of engine working and realizes exact control of cooling water temperature in deed
選用高效率水泵與電機聯接，改由單片機控制系統根據冷卻水溫控制水泵的工作，代替傳統的皮帶帶動的機械水泵，結合冷卻風扇的電動控制形成兩級智能化控制的冷卻系統，從而，實現了水泵和風扇轉速隨發動機工況變化的自動調節，真正實現了冷卻水溫的精確控制，保證了冷卻水溫始終保持在最佳范圍內，大量減少傳熱損失降低油耗，並提高了發動機工作的可靠性。Which are higher than electric driven heat pump, gas boiler, coal boiler and electric boiler. the energy grade theory analysis results also show that the energy utilization of gehp is comparatively reasonable. exergy cost of gehp is 11. 2 yuan / gj by thermoeconomic method, which is much lower than the heating price nowadays
對比發現，燃氣機熱泵的一次能源利用率和（火用）效率均高於電動熱泵、燃氣鍋爐、燃煤鍋爐和電鍋爐；對燃氣機熱泵系統的能級分析也表示系統的能量利用過程比較合理；通過熱經濟學的分析，得出燃氣機熱泵的供熱（火用）成本為11 . 2元gj ，這個價格與現行集中供熱的價格相比還是很有優勢的。Explosive, corrosive to ferrous metal, chemical reactive with vacuum pump oil
本型泵可以單獨使用，也可作為其他高真空泵的前級泵。Seal - less rotodynamic pumps - class ii - specification
無密封的旋轉動力泵. ii級.規范Using minimum water supply cost as objective function, the secondary series of optimal dispatch model was set up. the optimal combination of fixed - speed pump and the optimal range of rate and flow in varied - speed pump station were elaborated. applying these methods for water supply system in yuci city, the result show it can save energy, which illustrate this optimal dispatch model was successful
以供水費用最小為目標函數，建立了給水系統的一級優化調度和二級優化調度的宏觀模型；詳細闡述了泵站中只有恆速泵時恆速泵的最優組合方法，含有調速泵時，給出了確定調速泵最佳臺數、最佳調速范圍和調流范圍的計算方法。The numerical simulation for adjustable - blade pump on - line autoregulation in diversion works has been studied in this paper whose background is modification works of dongjiang - shengzhen diversion works. the problems include autoregulation on water height of the fore bay in single pump station, autoregulation on output of adjustable - blade pump in single pump station, and autoregulation on flow equation of multilevel pump stations
本論文以東江深圳供水改造工程為背景，對輸水工程中應用轉槳泵進行在線自動調節數字模擬進行了研究，其中包括單級泵站中對前池水位進行自動調節，單級泵站中對轉槳泵的輸出流量進行自動調節，以及多級泵站輸水系統流量平衡自動調節。It is a nongovernmental stock enterprise professionally producing wiper motors, pileup roll doors motors, slide door motors and auto electronic fuel pumps. currently, the company has over 200 staffs including more than 20 high - level engineers, technicians and managers. it is the member of automobile and motorcycle accessories association of ruian city - capital of china automobile motorcycle accessories
瑞安市南方機動車配件廠創辦於1990年，集研發製造銷售於一體，是專業生產雨刮器電機車庫門電機開門機電機和汽車電噴燃油泵的民營股份制企業，屬中國汽摩配之都-瑞安市汽摩配協會會員單位，擁有員工200多人，高級工程師和技術管理人員20餘人。Vacuum technology ; acceptance specifications for roots vacuum pumps for the range of medium vacuum
真空技術.中等級真空范圍用羅茨真空泵的驗收規范Because the improvement of coefficient of performance of the gehp mainly due to the use of waste heat from surroundings, we suggest that we should use energy grade theory to evaluate the performance of heat pump
由於能級平衡理論分析考慮了（火無）的作用，而熱泵供暖時其性能系數的提高主要是利用了環境熱量，所以建議採用能級平衡理論來分析評價熱泵的性能。For thoroughly know the energy saving effect of gehp, the thermodynamics analysis is processed with the first law of thermodynamics, exergy theory, energy grade theory and thermoeconomic method
為了深入了解燃氣機熱泵的節能效果，本文進行了熱力學第一定律、 （火用）分析、能級分析和熱經濟學分析。Research on two - stage compression variable frequency air source heat pump in cold regions
用於寒冷地區雙級壓縮變頻空氣源熱泵的研究Rietschle thomas has a combined manufacturing heritage of over 100 years and is the world ' s leading producer of vacuum pumps and compressors, supplying a wide range of markets for a multitude of applications
具有100多年製造歷史的里其樂托瑪斯是世界真空泵和壓力泵的頂級製造商，所生產的多種產品被廣泛應用於不同的工業領域。分享友人