... valve lift area 阀片升程面积 valve lift rod 阀升杆 valve lift adjustment screw 气门升高度调整螺钉 ...
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短语
自动调整阀升杆
self-aligning valve lifter
升杆阀
elevating valve
不升杆式阀
non-rising stem valve
;
rising stem valve
安全阀提升杆
safety valve lifting lever
旋转升降阀杆
Rotate-Rising stem
船用安全阀阀提升杆
safety valve lifting lever
阀杆升降螺母
Stem nut
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