頂閥 的英文怎麼說

中文拼音 [dǐngfá]
頂閥 英文
[機械工程] overhead valves
  • 頂 : i 名詞（人體或物體的最上部） crown; peak; top Ⅱ動詞1 （用頭支承） carry on the head 2 （從下面拱...
  • 閥 : 名詞1 （指在某方面有支配勢力的人物或家族） established house or power group; a powerful person or...
  1. Heat installation continues rising, condenser water drops to the temperature of drainage, temperature - sensing component in top material will minify with cold, leave port a, drawoff the condense water quickly

    溫度繼續升高，閥內溫度超過該閥感溫元件所排水溫度時，頂桿的位移使a口關閉。
  2. Installing a backflow preventer in a pit or vault is not recommended

    不建議在坑內或拱頂內安裝防迴流閥。
  3. A gear operator may easily be mounted on top of the external support plate of all stem extensions

    一個齒輪操作機構可以容易的安裝在所有閥桿加長件的外部支撐板的頂部。
  4. Rising the temperature continuously, when it in the valves runs over the temperature of drainage, the detrusion of top material causes the port a close

    溫度繼續升高，閥內溫度超過該閥感溫元件所排水溫度時，頂桿的位移使a口關閉。
  5. Knife gate valves should preferably not be opened or closed against pressure

    刀閘閥不適合頂著壓力進行開啟或關閉。
  6. Top ( upper ) mounting type : unnecessary to unload valve from pipeline for maintenance but just by opening the bonnet for on - line maintenance

    頂裝式：閥門維修時不需要從管道拆下，只要打開閥蓋即可進行在線維修。
  7. Taking the method of pressing - off inlet valve in partial stroke as the theory foundation, a new stepless capacity control system is developed

    本文以部分行程頂開吸氣閥進行排氣量調節為理論基礎，研製開發了一種新型氣量無級調節系統，其核心部件為可調迴流氣閥。
  8. General ? for both the basic and cpvc housed stem extensions, the bottom rod coupling utilized for all ball valve extensions is fitted with turning - stops

    一個齒輪操作機構可以容易的安裝在所有閥桿加長件的外部支撐板的頂部。
  9. Series 415 steam safety valves feature a stainless steel spring, a top guided stem and non - stick teflon ? disc to metal seating to assure positive shutoff

    系列415蒸汽安全閥配置不銹鋼彈簧，一個頂部引導閥桿和不卡住特氟隆閥瓣對金屬閥座密封，確保絕對關閉。
  10. To clean : inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs

    清洗：檢查或更換磨損的閥門閥瓣，斷開控制管道，用鈍工具和錘打閥蓋塞頂部，從閥體上旋下閥蓋。
  11. Remove # 1 check assembly by using your hands to unscrew ( turn counter - clockwise ) check and remove through top access port

    通過頂部檢修口，用手按逆時針方向旋轉止回閥螺紋，拆卸1號止回閥總成。
  12. The assembly shall include two nickel - plated resilient seated isolation valves and four top mounted test cocks

    這種總成應該包括兩個鍍鎳彈性閥座隔離閥和四個頂部安裝測試旋塞。
  13. Overhead - valve engine

    頂閥發動機
  14. Service of all internal check valve components shall be through top mounted access covers threaded to the main valve body

    所有止回閥內部部件的維修應該能夠通過頂部安裝的檢修蓋進入進行，這種檢修蓋應該通過螺紋固定在主閥門閥體上。
  15. The bypass line double check valve shall have a single access cover, two independently operating modular poppet check valves, and top mounted test cocks

    旁路管線雙止回閥應該具有一個檢修蓋，兩個獨立工作的運行模塊化提升式止回閥，以及頂部安裝測試旋塞。
  16. Breathing valve shall be set on roof of the fixed - roof tanks ， which can make the tanks safe and reduce the loss of the stored liquids as evaporation

    呼吸閥安裝在固定頂罐的通風裝置，起減少油品蒸發損耗，控制儲罐壓力的作用，它也可與阻火器聯合安裝使用。
  17. The laying length of the body and the heavy - duty modified - acme threads in the union connections to the body have not changed in the 30 - year history of the valve

    這種閥門問世30多年來，其閥體長度和管套接連接件上的強力改進頂點螺紋始終沒有改變。
  18. The ultra helium dewars controls are conveniently located on the top, with nesting fill couplings to accept various standard transfer line sizes

    超級深冷液氦杜瓦罐的控制閥組及接頭安裝在頂部，非常便於操作，並可連接各種標準尺寸的軟管。
  19. Then, lubricate the stem and slide top of the elastomeric seat over the top ( long end ) of stem and push down over the o - rings

    然後，在閥桿上加潤滑油，在閥桿頂部（長端處）滑動彈性材料閥座的頂部，將其推到o形環上。
  20. For applications requiring handle removal, the d - ring stem flats indicate “ open / close ” and a molded - in arrow on top of the stem indicates flow direction

    由於實際應用中可能需要拆卸手柄，因此d形環閥桿平面表示「啟閉」 ，閥桿頂部的的模鑄箭頭表示流向。
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