CaCO3对聚氯乙烯瓶盖密封垫片蒸发残渣的影响研究 关键词：碳酸钙；聚氯乙烯；密封垫片；蒸发残渣 [gap=1356]Keywords：Calcium Carbonate；Poly(vinyl chloride)；Sealing Gaskets；Evaporation Residue
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delta ring sealing gasket 三角形密封垫
asbestos-cloth sealing gasket 石棉绳密封垫
body sealing gasket 车身密封垫
Tuyere Sealing Gasket 吹面风口风门密封垫
Sealing Gasket Material 密封垫圈材料
rubber sealing gasket 橡胶密封圈 ; 橡胶密封套
Non-metal sealing gasket 非金属密封垫片
Food sealing gasket 食品密封垫
Water sealing gasket 导水管胶圈
Plate heat exchanger of sealing gasket slip off the gasket groove.
板式换热器的密封垫片滑离了垫片槽。
The primary function of sealing gasket is to prevent gas from leakage.
密封垫圈的主要作用是防止气体泄漏。
The design defect was found on the fixed sealing gasket in the guide valve of the operating mechanism.
经故障分析，并在制造厂家指导下解体检查发现该操动机构分合闸导向阀的固定密封垫存在设计上的缺陷。
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