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- Close valve completely before installation. 安装前要完全关闭阀门。
- Equipped with hydraulic check feature to close valve on pressure reversal. 配置液压止回阀来阻止阀门的压力逆向。
- Close valves at both inlet and outlet ends. 进、出水端阀门关上。
- If cylinder does subcool, close valve and allow cylinder to warm up.DONOT APPLY HEAT! 如果钢瓶没有过冷，关闭阀门让钢瓶升温。
- Power off auto closing valve protection function and emergency stop protection function can prevent material form overflow. 断电自动关阀保护功能，紧急停止保护功能，防止物料意外溢出发生。
- Equipped with mechanical lift check feature to close valve the moment flow stops, preventing reverse flow. 配置机械提升式止回阀，当阀门出现流量停止时关闭阀门，防止倒流。
- Close valve C. Open valve A, then open valve B 1.2 turn, loosen hose at test cock #4 to remove air. Retighten hose. 关闭阀门C。开启阀门A，然后将阀门B开启1.;2圈，松开测试旋塞4号上的软管排出空气。重新紧固软管。
- The UHV fast closing valve (FCV)is the key device for the vacuum interlock protection system of the beamlines at National Synchrotron Radiation Laboratory(NSRL). 本文介绍了超高真空快速关闭阀是国家同步辐射实验室光束线真空联锁保护和控制系统的关键部件。
- Close valve fully three times for three seconds and record highest pressure indicated each timAll three readings must be above pump relief pressure specifications and within 345 kPa (50 psi) of each other. 紧闭阀门三次，并记录每次的最高压力。三次读数均需高于油泵释压规格，且读数间的差异不得高于345千帕(50 psi)。
- Various types of valves: ball valves, valve plates, valve, closing valves, check valves, Xuan Sefa, Gemo Fa, and so on. It's the main material: stainless steel, cast steel two. 阀门种类多样：球阀，碟阀，闸阀，截止阀，止回阀，旋塞阀，隔膜阀等。它的材质方主要分：不锈钢，铸钢两种。
- The structure of closed valve bonnet influences the perfor-mance of sucker rod pumps. 闭式阀罩是影响抽油泵使用性能的零件。
- Quick closing valves, water hammer or supply pressure fluctuations can cause intermittent discharge. 迅速关闭阀门，水锤或供应压力波动可能导致间歇排放。
- How to Select the Main Parameters of the Grooved Ball- Chamber of Closed Valve Bonnet on Sucker Rod Pumps. 抽油泵闭式阀罩槽形球室主要结构参数的选择
- Flameout protector is a kind of safe protector that closes valve burning gas automatically when kitchen burning gas encounters accident flameout. 熄火保护装置是当燃气灶碰到意外熄火时自动关闭燃气阀的一种安全保护装置。
- The days are closing in now that autumn is here. 秋天来到了，白天渐渐短了。
- The store is closing out a large stock of toys. 该店正减价出售大批玩具存货。
- People say that the tiger is still lurk close to. 人们说那只老虎还躲在附近。
- Closing time at this pub is eleven o' clock. 这酒馆的打烊时间是十一点。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
