key valve 中文意思是什麼

key valve 解釋
楔閥
  • key : n 1 鑰匙。2 要害,關口,要沖。3 關鍵,線索,秘訣;解法。4 (外國書的)直譯本,圖例,題解,圖解,...
  • valve : n 1 【機械工程】閥,活門,舌門;汽門。2 【解剖學;動物學】瓣,瓣膜;(貝)殼瓣;【植物;植物學】...
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  2. Safeguards regime plays a key role in stabilizing multilateral trade system, therefore is reputed as " safe valve ". consequently, safeguard measures are attached more and more importance by wto members as a kind of powerful trade instrument, which contribute to relieve industrial injuries and equipoise trade interests. china ' s accession into wto signifies overall participation in world economy

    在wto多邊貿易體制中,保障措施機制被視為具有「安全閥」作用,其功能在於劃定成員承擔減讓義務的界限,用以協調各成員共同和長遠利益與某些成員眼前利益的矛盾與沖突,平衡各成員的利益,維持多邊貿易體制的穩定。
  3. In addition, in the previous design, the leak of fuel is serious during the valve ' s operation, which is impermissible for the credibility of sealing. in the newly design, by using ansys, the reason that causes the leak has been analyzed in detail. it is found out where the key part is and some suggestions are put forward to improve the structure of the valve

    其次,由於在前期設計中,電磁閥在工作過程中泄漏較嚴重,在優化研究中,採用有限元分析的方法對電磁閥研配部件間的泄漏情況進行了研究,對機加工精度、研配長度對密封可靠性的影響進行了分析,找出了泄漏最嚴重的部位,並提出了改進措施。
  4. The forget of the project is to build factories of electronic expansion valve and to introduce advanced production equipment to gain the productivity of yearly 550 million sets of ev ; moreover besides the prevailing equipment producing 500, 000sets of ev being moved into newly - built factory the productivity will increase by 5 million sets ; to be compared with international products in terms of quality and price, it will be competitive in domestic and foreign market. this project includes the follows : 1. in accordance with the rule of adoption of advanced technology, only some key processing equipment are imported, et, digital lathe of ev, rotor plastic roller machine, auto winding machine, sealing machine, which can not

    年產500萬套空調用電子膨脹閥生產線建設項目實施完成後,公司每年新增銷售收入19500萬元(不含? ) ,出口創匯1060萬美元,新增利潤總額3985萬元,全部投資回收期為國為7 . 5年( ?后,含建設期) ,內部收益率為18 . 4 % ( ?后) ,項目盈虧平衡點為40 . 0 % ,項目抗風險能力強,經濟效益好,因此該項目投資效益是可觀的。
  5. From the view of mass production technique, new solar ice maker prototypes with no valve were developed on the accumulation of obtained key techniques

    從產業化工藝出發,結合前期積累,實物製作了無閥結構的實用型太陽能製冰機。
  6. The solenoid valve is one of the key actuators in the electronically controlled injection system based on timing control method

    在採用時間控制式的柴油機電控燃油噴射系統中,電磁閥是關鍵的執行器件之一。
  7. Aimed at the high - efficiency and high - credibility of great precious vacuum resin dosing equipment and with the help of engineering practice of vcd - 800, the metric pump, metric valve and fault - auto - diagnosis system were studied, which were key parts of the equipment

    本課題針對大型精密樹脂灌注機的高效、高可靠要求,結合vcd - 800型灌注機的工程實踐,在前人工作的基礎上對灌注機的計量泵、灌注強制閥和故障自診斷系統等關鍵部件、關鍵技術進行了深入的研究。
  8. Its products mainly cover 9 key series : air filter, air purification equipment, purifying energy - saving & environment - friendly air conditioner, air cleaner, anti - static product, air control valve, filter cotton, purified water filtration core and filter

    公司生產和經營的產品主要分為九大系列:空氣過濾器;空氣凈化設備;凈化型節能環保空調;空氣凈化機;防靜電;風口調節閥;過濾棉;純水濾芯;濾清器。
  9. And pid control system was designed and implemented on the base of the control object modeling, which was considered to work well in most cases, after debugging, testing and running in the field, except some key drawbacks including weak robustness and lack of solution for the coagulation on the valve

    在系統試運行一段時間后發現, pid控制策略能夠滿足多數情況下的控制要求,尤其是在系統的擾動不太大的時候,但是也存在一些關鍵性的不足,主要是魯棒性不夠和調節閥塞棒掛渣問題沒有好的解決方案。
  10. ( 2 ) in this paper, the author summarized the working principle, the superiority and the limitations of a few main kinds of classical sprinkler systems ; put emphasis on the importance of a few key points which is relevant to the function of the system, such as the choosing of sprinkler and it ' s fixing, the automatic checking function of water pump, the layout of alarm valve, especially the choosing of sprinkler and it ' s fixing ; looked through the feasibility of which we used water instead of gas by water mist especially finely divided water mist fire - extinguishing technique

    展望了水噴霧技術特別是細水霧技術進行以水代氣滅火的可行性。 ( 3 )針對工程設計中最復雜,工作量最大的部分-系統水力計算部分,在規范的基礎上,基於excel電子表格,提出了經濟流速的范圍,提供了一套行之有效的設計計算方法,同時,對屋頂水箱和增壓泵的設置這一難以解決的問題發表了見解,既確保了自動噴水滅火系統初期快速滅火、控火的性能,又節省了大量的設計工作時間。
  11. One of the key problems of designing the control valve of modulation rotary steering drilling tool is the design of high pressure hole of upside valve

    摘要設計調制式旋轉導向鉆井工具控制閥的關鍵問題之一是上盤閥高壓孔的設計。
  12. Note : connection of gear operator to valve stem varies depending on gear operator model, size, and style. the adapter bushing and key may be different from illustration shown

    注意:齒輪操作機構與閥門閥桿的連接與齒輪操作機構的型號、大小和類型有關。適配器襯套和銷鍵可能與圖示不同。
  13. It is the foundation of boiler burning control to find optimum excess air coefficient, in addition, it is key to adjust the damper opening and valve opening use fuzzy control algorithm according to the content signal of o2 and co in fume road

    尋找最佳過量空氣系數是鍋爐燃燒控制的基礎,而鍋爐燃燒控制的關鍵是根據煙道含氧量、煙道一氧化碳含量信號,調整氣風門開度,使過量空氣系數保持在最佳值附近。
  14. Presents the operating principle, deduces the temperature - saturated steam pressure relationship, analyses the force balance of valve plates, and points out the factors determining the action of valve plates and the key problems in making this trap domestic

    摘要介紹了膜盒式蒸汽疏水閥的工作原理,推導得到了膜盒內介質的溫度飽和蒸氣壓關系式,分析了閥片的受力平衡,指出了決定閥片動作的因素和膜盒式蒸汽疏水閥國產化進程中要解決的關鍵問題。
  15. The hydraulic pressure parts adopt the high dynamic proportion valve to control accurately key component movement. 4

    Using double採用四桿長導套導向,配合精良保證壓頭及模具的精確運動。
  16. As the electric - mechanism converter of the servo valve, torque motor is the key component of the electro - hydraulic servo valve. its output torque characteristic has a significant influence on the performance of servo valve

    力矩馬達作為液壓伺服閥的電? ?機械轉換裝置,是電液伺服閥的關鍵元件之一,其輸出力矩特性對伺服閥性能具有較大的影響。
  17. According to the design code for filling and emptying system of shiplocks and the layout characteristics of the second line of qililong sea route on fuchun river and the upstream navigation tunnel, the type of the filling and emptying system of shiplocks is determined, the area of the culvert transect at the valve is calculated, and the layout type and key size of the filling and emptying system are recommended

    摘要根據富春江七里瀧航道第二通道工程船閘及其上游通航隧道總體布置的特點,按照《船閘輸水系統設計規范》的要求,確定了船閘的輸水系統型式,並計算了輸水閥門處廊道斷面的面積;推薦了通航船閘輸水系統的布置及關鍵尺寸。
  18. A new high speed and great flow solenoid valve, one of the key parts of electronically controlled fuel injection, is assembled, adjusted, which makes it in good condition, and prepares for injection test in this thesis

    電磁閥作為電控燃油系統中極為關鍵的部件,它對燃油噴射特性影響特別大。故本文對課題組自行開發、研製的高速大流量電磁閥進行了裝配、調試,使其液力狀況最佳,為噴油實驗作前期的準備工作。
  19. Lcd panels used on shutter include weldding helmet, advertisement board, light valve, rearview mirror anti - glare, key - chain etc

    所用液晶顯示屏列入此類別的產品有:電焊面罩廣告牌汽車防炫目后視鏡鑰匙鏈等。
  20. Under such background, we propose a new intelligent two - wire valve system based on power - line carrier communication and cebus. the key techniques involved in the intelligent two - wire valve are valve information abstraction, valve development, application research of cebus, power - line modeling and research of power - line communication technique

    正是基於這樣一種背景,在綜合國內外公開文獻的基礎上,我們提出了基於電力線載波傳輸和cebus現場總線的智能二線閥系統的概念,並對其相關關鍵技術進行了基礎研究。
分享友人