open fastener 中文意思是什麼
open fastener
解釋
敞開型拉鏈-
The indexing pawl advances a fastener into operative engagement with the feed pawl upon movement of the second canister portion from the open position to the closed position
當第二筒部從打開位置移動到關閉位置時,分度棘爪使緊固件前進並使其與進給棘爪工作嚙合。
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