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开口垫圈
auto. slot washer; washer with split
avia. split washer
nautic., tech. washer snap
port.facil. limpet washer
space C-washer
tech. horseshoe washer; opened washer; open washer; slotted washer; snap washer; split collar; U-washer
开口〔C形,弹簧〕垫圈
tech. open washer
开口〔U 形〕垫圈
gen. U-washer
开口U形垫圈
archit. U-washer