鍃孔鉆頭 的英文怎麼說
中文拼音 [kǒngzhēntóu]
鍃孔鉆頭
英文
countersink drill-
Drills and reamers - spot drills
鉆頭和鉸刀.鍃孔鉆Manufacturing processes chip removal - part 2 : drilling, countersinking and counterboring, reaming ; classification, subdivision, terms and definitions
排屑加工工藝.第2部分:鉆孔鉆沉頭孔和鍃沉頭孔鉸
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