| 单词 | 板牙 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔diestock〕An apparatus for holding the dies that cut threads on screws, bolts, pipes, or rods.板牙铰手：一种用来夹持切削螺钉、螺柱、钢管或拉杆上螺纹的螺丝模的装置美国传统〔die〕One of several component pieces that are fitted into a diestock to cut threads on screws or bolts.铆头模：一种组成切削螺栓上的板牙板手的部件美国传统 |
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