| 单词 | tap-tool |
| 释义 | > as lemmastap-tool tap-tool n. = sense 4. ΘΚΠ society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > machine for cutting screw-threads > taps screw tap1678 tap1678 plug tap1815 tap-tool1874 bottoming tap1875 taper tapa1877 second tap1888 1874 S. J. P. Thearle Naval Archit. (new ed.) I. 127 Screwing the rivet into a screw hole previously prepared for it by means of a ‘tap tool’. < as lemmas |
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