定期检查运行情况，对长期使用后的伸缩器应及时更换密封圈。
Check the working condition regularly. Replace the sealing ring after the valve is used for a long time.
它将封隔器与伸缩管设计成一体，采用V形膨胀石墨密封圈组成密封系统，确保伸缩管热力伸长时封隔器的密封性。
The packer and telescopic tube are designed to a whole body and V-shaped inflatable graphite sealing ring is used to form the sealing system, ensuring the sealing performance of.
协同转台系统、自由臂系统、旋转伸缩束圈系统、掠食转台系统、聚乙烯包装伸缩膜回收压缩机。
Synergy turntables systems, Freedom arm style systems, Revolver stretch bundling ring style systems, Predator turntable systems, Poly Packer stretch film compactor for recycling.
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