閘的滑動 的英文怎麼說
中文拼音 [zhádegǔdòng]
閘的滑動
英文
slipping of brake-
A flap vlave used in pumping station is a kind of hydraulic - operated automatic gate, which is similar to a hinged check vaive. because of their simple structure and reliability, being able to shorten the length of outlet passage and facilitate the starting of pumping system in comparison with siphonic vacuum - distroied cutoff scheme. so it is propitious to be used and save investment but at the same time, flap valves always show some disadvantage
因拍門簡單、可靠，與虹吸真空破壞截流閉鎖方式相比，可以縮短出水管道（流道）長度，並利於泵系統起動，與快速閘門相比，拍門也有諸多優點，閘門門體易關閉不到位或卡住不能活動，因為門槽和?塊較軸孔容易殘留異物，閘門門體克服滑動阻力不僅無機械增益，且阻力和動力不在一直線上，門體易傾斜而自鎖，而拍門的工作可靠性則遠高於快速閘門。Unlike any other design, the stem head slides inside a circular cavity on the stem guides in the body and bonnet, and is connected to the knife blade by a taper slot
與其它結構不同，這種閥門的閥桿頭部在圓形空腔內滑動，由閥體和閥帽內部引導運動，通過錐形槽連接到閘刀上。Handwheel torque or actuator force provides positive seat - knife closure. during closure, the stem slides down pushing the knife into contact with the two bottom lugs
手輪扭矩或執行機構扭力是正閥座-閘刀關閉的動力源。在關閉期間，閥桿向下滑動推動閘刀向下抵住兩個底部凸耳。
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