back valve 中文意思是什麼

back valve 解釋
單路輸電線
  • back : n 1 背，背部；背脊；背面，反面；背後，後部，後面，裏面。2 （指）甲；（刀）背；（手）背；（書）背...
  • 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. A canister purge valve is opened periodically to vent the vapor back into induction system.

    收集器的清除閥周期性地開啟，泄放蒸氣使之返回進氣系統。
  2. 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。
  3. New sports exhaust system with electronic programmable butterfly - valve control ( available in 2different sound levels ). this cat - back performance exhaust system was developed on the dyno

    新的運動型排氣系統由可編程的蝴蝶閥控制（有兩檔可以調節聲音的大小） ，使這個貓背式排氣系統的功效發揮到了極致。
  4. The watermeter has the same dimension with the traditional one for easy installation and can be changed directly. the electric valve will be more reliable for it will rotate to a position and rotate back in order to prevent incrustation after every 10m

    該表對用戶購水量有限制，當剩餘水量和已購水量之和大於所設定的限制值時，水表將不讀取用戶卡中的水量
  5. Remove the bolts and cover, realign the diaphragm assembly, and place the cover back on the relief valve body

    拆卸螺栓和閥蓋，重新校準隔膜總成，並將閥蓋放回到安全閥閥體上。
  6. Place the relief valve seat back into the chamber bore

    將安全閥閥座放回到鏜孔內。
  7. The effect of which back pressure to the performance of safety valve

    背壓對安全閥性能的影響
  8. When flux appears liquid and transparent on both tube and valve, start sweeping flame back and forth along axis of joint to maintain heat on parts to be joined, especially toward base of valve socket

    當焊劑變成液態並且在管道和閥門上呈現半透明狀態時，開始將火焰沿著連接部件的軸線進行進退烘烤，以保持連接部件、特別是閥門套筒底座部位的熱度。
  9. Drain vent valve at the face of flanged back

    排氣排液閥在法蘭後部端面
  10. Drain vent valve at the face of flange back

    排氣排液閥在法蘭後部端面
  11. As we all know, the back - pressure valve ( also called evaporating pressure regulator ) is often used to regulate the evaporating temperature of every high - temperature refrigeratory in the system containing many different temperatures but single engine of the ship. but it is neglected that the energy of the system is lost and the efficiency of the system becomes low

    眾所周知船舶單機多庫（簡稱為高、低溫冷庫）系統中，常用背壓閥（蒸發壓力調節閥）來調節各高溫庫的蒸發溫度，但忽略了系統無形損耗的能量，效率也有所下降。
  12. If the engine backfires, the sudden pressure in the intake manifold forces the valve back.

    如果發動機回火，進氣歧管驟增的壓力就迫使閥門向後移動。
  13. Due to the complexity of the inner structure of the cleaning valve, it may be create vortices, cavitate, water hammer, back water and so on

    由於清洗液閥門流道的內部結構復雜，當流體通過閥道時產生諸如旋渦、空化、水錘和死水區等水流現象。
  14. When flux appears liquid and transparent on both tube and valve, start sweeping flame back and forth along axis of joint to maintain heat on parts to be joined, especially toward the base of the valve socket

    當管道和閥門上的焊劑都變成液狀和透明時，則開始沿著連接軸向前後來會掃著火焰，保持連接部件的溫度，特別是閥門承插口底部的溫度。
  15. Application of shuttle back pressure valve in fluid transportat ion

    梭式止回閥在流體輸送中的應用
  16. 1, the adjustable release valve above back valve shall be protected. it shall be changed if damaged

    1止回閥上方的可調式緩閉閥，使用過程注意保護，如用損壞，及時更換。
  17. The nonlinear problem is ubiquitous and is difficult to solve in electro - hydraulic servo system. it is caused by the throttling property, because of the existing of the servo valve, proportion valve and throttling valve, by the dead band, the back lash and so on

    非線性是電液伺服系統中普遍存在且至今沒有很好解決的問題，這些非線性主要由電液轉換和控制元件（伺服閥、比例閥或節流閥）的節流特性和液壓動力機構的滯環及死區等因素引起。
  18. Dh746x microresistance butterfly back valve - changmao

    Dh746x型微阻蝶式止回閥- changmao
  19. Dh746x microresistance butterfly back valve

    Dh746x型微阻蝶式止回閥
  20. 2, the hydraulic system of back valve shall be kept clean. oil filter with over 120 holes shall be applied when adding hydraulic oil

    2止回閥的液壓系統，要保持清潔，補充液壓油用120目以上的濾油器，牌號ya n68 。
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