low-temperature operation 中文意思是什麼

low-temperature operation 解釋
低溫操作
  • low : adj 1 低的;淺的,矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • temperature : n. 1. 溫度,氣溫。2. 體溫。3. 〈口語〉發燒,高燒。
  • operation : n 1 動作,行動,活動;業務,工作;作用。2 效果,效力;有效范圍,有效期間。4 【數學】運算;【醫學...
  1. Pigging in pipe before inspection, pipe pigging under low throughput intermittent operation ; get rid of congealable oil, wax precipitation and incrustation in pipe to reduce backpressure and friction, and lower temperature

    管線內檢測前清管、低輸量間歇運行輸油管線清管;清除管線內部的凝油、結蠟、結垢,達到減小輸油回壓、減小磨阻、降低輸油溫度的目的。
  2. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  3. Aerostatic bearings have been applied widely on the ultra - precision in the aviation, aerospace and the main axes and the slide of the precision measuring instrument and inertial measuring apparatus because of high rotation accuracy, calm operation, low friction and long life - span etc. they can also be used in fields range from both high and low temperature to both high and low velocity, sometime even to environment full of radioelement

    氣體靜壓軸承回轉精度高、運轉平穩、摩擦小、使用壽命長,可以在極高和極低的溫度、超低到超高的速度下,以及輻射環境中工作,因此在航空、航天領域以及精密測量和慣性測試設備上得到廣泛應用。
  4. In the second part, the winter wheat embroy under vernalization treatment was used to study the effects of non - stress - vernalization low temperature treatment on the development and operation of cyanide - resistant respiration and expression of aox

    第二部分,我們以冬小麥為材料,研究了不同時期非脅迫春化摘要低溫處理條件下冬小麥胚芽抗氰呼吸發生、運行和交替氧化酶表達的變化。
  5. A brief talk on factors that caused abnormal problems in operation of low temperature hydrothermal water floor panel irradiance heating system and solving method

    淺談低溫熱水地板輻射供暖系統在實際運行中出現異常問題的因素和解決的方法
  6. Results : the new cesarean section had advantag es of shorter operation time and fart time, quickly temperature recovering, low recurrent rate, and better wound healing com pared with the traditional method ( p 0. 01 )

    結果:新式剖宮產術較傳統剖宮產術手術時間短、排氣時間早、體溫恢復快、術后病率低、傷口愈合好(均p 0 . 05 ) 。
  7. Through experimental detection methods of macro inspection, chemical composition analyzing, mechanic performance testing, micro metallography analyzing and x ray diffraction, the blowout reasons of low - temperature superheater tube were analyzed in the process of boiler operation

    摘要通過宏觀檢查,化學成分分析,機械性能測試,金相檢驗和x射線衍射等試驗檢測方法,對鍋爐運行過程中低溫段過熱器管爆裂原因進行了分析。
  8. Ni - cd cylindrical cell has the properties of small internal resistance, long service life, resistant to over charge and discharge, low self discharge, wide operation temperature range ( - 20 + 40 ) and high reliability. they are suitable for high rate discharge and widely used in the fields of electrical tools, railway trains, lighting, fire prevention and military

    鎘鎳圓柱密封堿性蓄電池具有內阻小,使用壽命長,耐過充過放電,自放電小,使用溫度范圍寬( - 20 + 40 ) 、可靠性高等特點,適用高倍率(大功率)放電使用,廣泛應用於電動工具、列尾電源、照明、消防、儀器儀表以及軍事領域。
  9. According to the extracting temperature, the multistage operation of hs - spme was developed, that is the operation should apply relative high extracting temperature for low volatility substance, and apply relative low extracting temperature for high volatility substance

    基於以上,提出頂空固相微萃取的分段操作,針對高揮發度的待分析物質採用較低的萃取溫度萃取,低揮發度的待分析物質採用較高的萃取溫度萃取。
  10. In contrast with conventional thermo - ionic cathode, field emitter array ( fea ) cathode has many special advantages, such as room - temperature operation without a cathode heater, high current density, low power dissipation, excellent on / off isolation characteristics and instant turn - on characteristics

    與傳統的熱陰極相比,場發射陣列陰極具有許多獨特的優點,如無需加熱,可以在室溫下工作;電流密度比熱陰極高幾個數量級,並可工作在低電壓調制下;功耗低;極好的開關特性;可瞬時啟動等。
  11. Esterification is carried out continuously in low or normal temperature, with stable process and safety operation

    酯化在低溫或正常反應溫度下連續進料,易於控制,安全可靠
  12. Aiming at some reservoir characteristics of low porosity, extra - low permeability, low oil saturation, and low productivity as well as shallow depth in changxi area of ansai oilfield, through a large number of laboratory experiments and field tests, some suitable fracturing technology and operation parameters have been optimized, including low temperature fracturing fluids., propping fracture radius 、 pre - liquid and sand - fluid ratio

    摘要針對安塞油田長西區低孔隙度、特低滲透率、低含油飽和度和淺層低產的油藏特性,通過大量室內、現場試驗研究,優選出適合的壓裂施工參數,包括低溫壓裂液、裂縫支撐半徑、前置液和砂液比。
  13. By use plc, system can complete function as follow : this auto - control system be applicable to the temperature and smoke and dust the deal the variety quick, control the process is difficult with the operation is ; by the temperature controlor can automatically follow to the wet tower " exit temperature, error in the ? 3 v including ; by to automatically spray fog to lower the electric resistance, with the function for full the electricity equipment accepting the dust ; because of adopting feedback closed loop, and come to a to respond to the speed quick, constant temprature control the accuracy is high ; because of adopting the sensors, and make the system circumstance to leak water quick ; system have many control parameter can set exit control temperature and adjust value low limit by key ; can communication with remote computer and have remote control

    通過使用plc ,使該自控系統可以完成如下功能:適用於溫度及煙塵量變化快、控制過程難以操作的場合;通過溫控表自動跟蹤增濕塔出口溫度,誤差達到3以內;通過自動噴霧來降低粉塵比電阻,以此充分發揮電收塵器的作用;由於採取了閉環反饋迴路,達到了響應速度快,恆溫控制精度高;通過使用各種檢測傳感器,使得異常情況泄水快;該自控系統具有多套控制參數,增濕塔出口控制溫度及調節閥下限值可通過按鍵設定;可與上位機通訊,具有「現控遠控」功能。
  14. Discussion of precooling operation of propylene jar at low temperature

    對低溫丙烯貯罐預冷操作的探討
  15. Nbr rubber o - rings provide trouble - free operation at standard temperature ranges. for high and low temperature applications viton or silicone

    在常溫工作條件下使用丁腈橡膠,在高溫或低溫時採用氟橡膠或硅橡膠。
  16. Sterilization - low temperature sterilizers - part 6 : operation of ethylene oxide sterilizers

    消毒.低溫消毒器.第6部分:環氧乙烯消毒器操作
  17. The unit is completed and put into operation, thus pushing the technology for centralized recovery of waste heat from low - temperature blown gas to a new level

    該裝置的建成投產,將低溫吹風氣余熱集中回收技術推向了一個新水平。
  18. The paper introduces the necessity the purpose and some study methods separately. it also introduces the actuality of the ship refrigerated carrying, types of the refrigeration systems of the ship the stand - alone and more storerooms system in the high and low temperature refrigeratory system of the ship, some advantages of the new cycle, the principle of the erector, the parameter design theory and construction size of the ejector in the new refrigeration cycle, the test study in the high and low temperature refrigeratory system of the ship which includes the test device, the operation console, the principle chart of the refrigeration system, the computer testing results and so on

    本文分別敘述了本課題研究的必要性、意義及內容;船舶冷庫製冷系統的型式、船舶高、低溫冷庫的單機多庫系統,並重在理論上分析了新循環較原循環有許多優越性;製冷新循環中的噴射器的原理、參數設計理論及結構尺寸;船舶高、低溫製冷系統的實驗研究,包括實驗裝置、實驗操作控制臺、製冷系統原理圖、微機檢測情況及實驗結果:研究結論與實用價值等。
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