Then install valve upside down for fluid to lift ball into seat.
然后倒置安装阀门，使得流体将球提升到阀座上。
Do not install valve upside down.
不要将阀门朝下安装。
Special rapid release vent valve, mold down.
特制急速放泄阀门，开模下降。
Air lock and dust discharge valve open or close in turn up and down.
锁气翻板卸灰阀为上下交替开闭，自动复位机构。
Internal exhaust valve increases down stroke speed.
内部排气阀增加下冲速度。
Please check the electric-magnetic valve for emergency shut-down function.
请你检查应急停机电磁阀。
Remove the two hold-down bolts and lift index plate from valve.
拆卸两个紧固螺栓，提起阀门上的刻度板。
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
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