Sleeve and bonnet stem bushing in stuffing box
填料函里的套管和阀盖阀杆衬套
high tension indoor wall entrance bushing sleeve
高压户内穿墙套管
英文例句大全为您提供bushing sleeve英文例句大全,bushing sleeve英文造句,关于bushing sleeve的英语句子,单词bushing sleeve怎么造句,bushing sleeve英文例句大全有哪些,哪些英语句子是关于bushing sleeve,英语单词bushing sleeve的句子,单词bushing sleeve如何造句,bushing sleeve怎么造句等。