liquid piston-rod stuffing box gland的意思|示意
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液体活塞杆填料箱压盖
liquid piston-rod stuffing box gland的网络常见释义
泵缸活塞杆填料函压盖 泵缸活塞杆填料函衬套 liquid piston-rod stuffing box bushing 泵缸活塞杆填料函压盖 liquid piston-rod stuffing box gland 泵缸活塞杆填料函压盖衬套 liquid piston-rod stuffing box gland lining ..