The discharge port is communicated with a vacuum filter through a pipeline which is provided with an emptying valve.
出料孔通过设有放料阀的管道与一真空过滤器连接。
The packing gland not skewed, leakage accords with a requirement, inlet valve open since pressure grouting pump, emptying.
盘车轻快自如无卡涩； 填料压盖不偏斜，渗漏符合要求，入口阀打开自压灌泵、排空。
The reversed tainter valve of double plate type will be used in the TGP's lock filling and emptying system.
三峡船闸输水系统阀门设计拟采用双面板式反向弧形门。
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