适用于各类阀门的阀座，阀瓣环形平面的密封研磨。
Suitable for various valve flap, flap ring panel seal grinding.
反应釜各阀采用针形阀，往复关闭形式，密封可靠经久耐用，各类阀安装合理，泄放畅通，无死角。
The reaction kettle each valve adopts of the needle valve, reciprocating closed form, sealing is reliable and durable, all kinds of valve is reasonable, bleeder unblocked and no dead Angle.
清洗液阀的内部结构和过流能力的一般关系是通过大量的有限元计算而得出的，对各类阀门的结构和流道设计有指导作用，因此清洗液阀的改型具有重要的意义。
The relationship between the flow capacity and inner structure is the guidance to the structure design and fluid road design, so the change of the structure is of importance.
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