原级:countersink
countersinks的意思
现在分词:countersinking
过去分词:countersunk
过去式:countersank
countersinks
1. 锪钻:- 扩孔钻, Core drills | - 锪钻 Countersinks | 丝锥、板牙, 铰刀 Taps, Dies, Reamers
2. 埋头孔:b3403 工作台钳 bench vices | b3501 埋头孔 countersinks | b3502 渐开线齿轮轧齿边截断器 involute gear milling cutters