Pressure energized lip-style piston and rod seals are wear compensating and prelubricated for millions of trouble free cycles.
高压带电唇式活塞和活塞杆密封的磨损补偿和麻烦百万边界润滑
。
Pressure energized lip-style piston and rod seals are wear compensating and prelubricated for millions of trouble free cycles.
高压带电唇式活塞和活塞杆密封的磨损补偿和麻烦百万边界润滑。
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