英语词汇“Spacer coupling”是什么意思，翻译、用法及简单造句-英汉双解词典-英汉网

单词	Spacer coupling
释义	Spacer coupling 英语百科 Spacer coupling In pump design, a spacer coupling is a cylindrical piece installed between the pump shaft coupling hub and motor shaft coupling hub. It provides enough space to remove the pump mechanical seal when doing maintenance, without moving either the pump body or the driver.
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