piston seal meaning in English

活塞密封圈

But we ' ve got to get it back in here before the piston seals this place off
我们要在活塞把门封死前引它到这里
Maintenance simplified by easily replaceable piston seal and steel reinforced renewable rubber disc
更换活塞密封环和钢胶复合密封板简单方便。
Hydraulic fluid power - cylinder rod and piston seals for reciprocating applications - dimensions and tolerances of housings
动密封沟槽型式尺寸和公差
Hydraulic fluid power - cylinders - piston seal housings incorporating bearing rings - dimensions and tolerances
液压缸活塞用带支承环密封沟槽型式尺寸和公差
Hydraulic fluid power - cylinder ; piston seal housings incorporating bearing rings ; dimensions and tolerances
液压流体动力.装有轴承环的活塞密封壳体.尺寸和允公

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