Valve flap and valve seat for the soft seal, seal performance, no leakage.
阀瓣与阀座为软密封，密封性能好，无泄露。
The soft sealant forms a noise attenuating seal between the cover and the base.
该软密封材料在盖和基底之间形成噪声减弱密封。
It has two form sealing type: soft and hard seal.
密封形式有软密封和硬密封两种。
Generally use the soft rubber type sealing ring seal, hard seal ring-type metal seal used.
软密封型一般采用橡胶环密封，硬密封型通常采用金属环密封。
It is common sense to put the seal to the wax while it is soft.
趁着腊还软的时候印上印记，这个是众所皆知的常识。
Shaft seal can use soft packing seal, also can use of mechanical seal, raplace singly;
轴封可采用软填料密封，也可采用机械密封， 装拆方便；
The sealing structure can be divided into soft-seal and hard seal structure.
其密封结构可以分软密封、硬密封结构。
The sealing structure can be divided into soft-seal and hard seal structure.
其密封结构可以分软密封、硬密封结构。
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