It mainly consists of blind cap, blind base, unblanking mechanism, seal ring, tumbler, safety lock plate, pressure relief.
它主要是由盲板盖、盲板座、开启机构、密封圈、转
、
锁板、泄压装置构成。
It mainly consists of blind cap, blind base, unblanking mechanism, seal ring, tumbler, safety lock plate, pressure relief.
它主要是由盲板盖、盲板座、开启机构、密封圈、转、锁板、泄压装置构成。
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