Original shaft with floating ring seal forms a sealed structure, sealed and is less stable.
原泵轴封采用浮动环形式的密封结构，密封稳定性较差。
Venus has not awake, our flag had been floating in the wind wax wax ring.
启明星还没睡醒，我们的旗帜已在风中腊腊飘响。
Venus has not awake, our flag had been floating in the wind wax wax ring.
启明星还没睡醒，我们的旗帜已在风中腊腊飘响。
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