The interference fit between the gate and seat provides bubble tight shutoff even under the lowest pressure.

即使在最低的管线压力下，闸板与阀座之间的配合也能够实现气泡级密封功能。

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The interference fit between the gate and seat provides bubble tight shutoff even under the lowest pressure.

即使在最低的管线压力下，闸板与阀座之间的配合也能够实现气泡级密封功能。

youdao