将楔板从阀体上拆卸后，磨损的软阀座镶嵌件就很容易更换了。
A worn soft seat insert can easily be replaced after removal of wedge from the body.
将楔板从阀体上拆卸后，磨损的软阀座镶嵌件就很容易更换了。
A worn soft seat can easily be replaced after removal of wedge from the body.
同时该机型中加入的可拆卸偏转楔可满足最苛刻的要求。
In the meantime, detachable slanting rotary wedge inserted may satisfy hardest requirements.
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