expansion ring seal的意思|示意
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胀圈密封
expansion ring seal的网络常见释义
胀圈密封 ... 胀圈离合器 expansion ring clutch 胀圈密封 expansion ring seal 胀式制动器 expanding brake ...
expansion ring seal相关例句
Manufactured by casting polyurethane, main seal ring used in expansion ring testing device for pipeline was designed.
采用浇注型聚氨酯材料，设计了一种管道用胀环试样试验台主密封圈。