鈎頭鍵
詞語: 鈎頭鍵
解釋: gih-headed key
詞典: 冶金專業漢英詞典
鈎頭鍵 相關解釋
gih-headed key 〔名詞〕鈎頭鍵
鈎頭鍵 gib head taper stock key
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