所有阀门的表面都严重腐蚀了。
至少一个料仓通过带有阀门的管道与压力气源相通。
At least one bin is communicated with a pressure air supply via a pipeline with a valve.
循环泵通过各设有阀门的两管道与电解槽的 两个阳极室连接。
The circulating pump is communicated with the two anode chambers respectively through two pipelines each of which is provided with a valve.
所有阀门的内部轴承均采用自润滑式滑动轴承，材质采用碳钢全衬聚四氟乙烯。
All the valve's internal self-lubricating bearings are sliding bearings, the whole material the use of carbon steel PTFE liner.
系统内所有阀门的流动速率的最初纪录将决定每个阀门的%设计流动速率（DFR）以及随后的比例平衡程序。
The initial scan of the flow rate in all the valves in the system will determine the % Design Flow Rate (DFR) of each valve and consequently a procedure for proportional balancing.
所有阀门都应该关闭紧密并且质量优异。泄漏的阀门将会淹没锅炉。
All valves should be tight-closing and of good quality. Leaky valves will flood boiler.
泵是自我启动式的，可以进行空转，并不带来任何的损耗，非常适合于泥浆和胶黏性液体，不带有阀门和密封。
According to Barnant, the pumps are self-priming, can operate dry without damage, are suitable for slurries and viscous liquids, and contain no valves or seals.
所有阀门都必须在所认可的标准下进行建造和检测，如ANSI,MSS或其他航海局接受的标准。
All valves are to be constructed and tested in accordance with a recognized standard, such as ANSI, MSS or other, acceptable to the Bureau.
这就意味着只有阀门轴的前端面可以作为检测面。
This means that only the front of the valve shaft is accessible.
容量为0.5- 1吨的大袋子，此参数的袋子可稍后讨论，大概需要用来装硅矿石。上下两端都要有阀门。
Large bags carrying capacity of 0.5-1 ton. Parameters such bags can be discussed later. Roughly need bags as wollastonite (with upper and lower valve).
容量为0.5- 1吨的大袋子，此参数的袋子可稍后讨论，大概需要用来装硅矿石。上下两端都要有阀门。
Large bags carrying capacity of 0.5-1 ton. Parameters such bags can be discussed later. Roughly need bags as wollastonite (with upper and lower valve).
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