活門孔 的英文怎麼說
中文拼音 [huóménkǒng]
活門孔
英文
valve port-
They followed prince dolgorukov out into the corridor and met coming out of the door of the tsars room at which dolgorukov went in a short man in civilian dress with a shrewd face and a sharply projecting lower jaw, which, without spoiling his face, gave him a peculiar alertness and shiftiness of expression
他們跟在多爾戈魯科夫公爵後面來到走廊上，遇見一個從房門里走出來的多爾戈魯科夫正是走進國王的這道房門的身材矮小的穿著便服的人，他長著一副顯得聰穎的面孔，頜骨明顯地向前突出，不過無損於他的面容，它反而使他賦有一種特別靈活的面部表情。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。Choose sockets with the safety design that children s fingers cannot be stuck in and get shock
選擇有安全活門設計的電插座，以防止小童把手指插入插座孔而引致觸電。The personnel of shanghai luhua fire - fighting equipment co., ltd. is pleased if they could give you further data on the exercised fields of activity such as water pumps, routine, submersible motors, moreover also on deep wells, conditions, industrial water and beyond that also on linkage and industrial water supply by mail or telephone
您可以垂詢銷售部門關于例行維修、條件、規定、限制項目、深孔鉆進和生活用水供應、工業用水供應、生活用水、工業用水、邏輯電路、連接、並置、串聯或排水泵、水泵的產品供應和價格。分享友人