您要查找的是不是：
- An analysis of why the bleeding check valve of a600 MW steam turbine-generator set couldn't readily shut during testing is being presented, together with means of improvement. 对进口某型号600mw汽轮发电机组在进行试验时出现抽汽逆止阀关闭不到位现象进行分析,并提出了改进措施。
- Why the Bottom Bleeding Check Valve Couldn't Readily Shut at 450 MW--Analysis and Measures of Improvement 450 MW负荷下抽汽逆止阀关闭不到位的原因分析及改进措施
- bleeding check valve 抽汽逆止阀
- Check valve guiding shall be plastic to plastic. 止回阀引导装置应该是塑料对塑料。
- Remove check valve and valve seal from booster. 从倍力器上卸去逆止阀和阀门密封。
- Connect vacuum hose to booster check valve. 连接真空软管到增压器检测阀。
- To test for tightness of second check Valve. 检测第二止回阀的密封性。
- ANSI FLANGED SWING CHECK VALVE CLAS. 美标法兰止回阀。
- Reassemble the Check valve modules. 重新组装止回阀模块。
- Connect vacuum hose to booster check valve . 连接真空软管到增压器检测阀。
- Purpose: To test check valve No. 1 for tightness. 目的:检测止回阀1号的密封性。
- Sticky outlet check valve poppet. 1检查过滤的进水管线。
- CAUTION: The check valve spring is in compression. 警告：止回阀弹簧处于压缩状态。
- Close shutoff No. 1. Slowly open bleed "B" until differential gauge rises to 2 PSI and close. If the differential reading does not decrease, record check valve as "tight". 关闭1号关闭阀。慢慢开启排气“B”直到压差表上升到2PSI为止，然后关闭。如果压差读数没有下降，则记录止回阀为“密封紧密”。
- Remove the four screws holding the first check valve cover. 拆卸固定第一止回阀阀盖的四个螺丝。
- A check valve may be required ahead of the backflow preventer. 此时在防回流阀前面可能需要安装一个止回阀。
- Service the second check valve using steps 2 through 12. 按照第2步至第12步维修第二止回阀。
- Velan Small Forged Steel Check Valves. 锻造低温闸阀、截止阀和止回阀。
- FORGED STEEL PISTON CHECK VALVES. 锻钢活塞止回阀用于水平和垂直管道。
- Globe Stop Check Valves Major Features. 球形截止止回阀主要特点。
以上内容独家创作，受著作权保护，侵权必究
海词词典，十七年品牌
