注：如果出现少量的泄漏，则拆卸锁紧螺丝，然后锁住垫圈和阀盖，然后轻轻紧固填料压紧螺母。
NOTE: If minor leakage occurs, remove lock screw, lock washer and cap and lightly tighten packing gland nut.
杆体上对应于每套压紧件中的托盘和螺母之间处均套装一个垫圈。
On the rod body, a washer is sheathed with the part which is corresponding to the part between the tray and the screw nut of each compressing piece.
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