The seal ring uses the floating seat ring structure with o-sear ring sealed and pre-tightening force applied to have inlet and outlet dual-way sealed;
阀座采用O形密封圈密封和施加预紧力的浮动阀座结构，使阀门进出口双向密封；
In this way, the whole ornamental stone part looks like nature itself; furthermore, the entirety structure is firmer, safer and conforms to the type of high-class diamond ring.
这样整个装饰石部分看似浑然天成，而且整体结构更为牢固、安全，符合高档钻戒的款式。
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