网络释义专业释义
piston rod packing 活塞杆密封 ; 活塞杆填料 ; 拉杆盘根
Rod Packing piston 拉杆盘根
helical rod packing machine 螺杆分装机
Rod pressure packing case 杆压力填料函
packing rod 捣固杆
双语例句
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Valve rod with valve lids between bring fall airproof structure, Convenients for valve bring press replacing valve stem packing.
阀杆与阀盖之间带倒密封结构，便于阀门带压更换阀杆填料。
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A packing sealing structure is arranged between the valve rod and the upper end of the valve body.
在阀杆与阀体的上端部之间设置填料密封结构。
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Valve rod seal packing can adopt lip shape structure, seal up dependable, Operates moment of force small.
阀杆密封填料可采用唇形结构，密封可靠、操作力矩小。
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