| 单词 | machine reamer |
| 释义 | > as lemmasmachine reamer machine reamer n. ΘΚΠ society > occupation and work > equipment > piercing or boring tools > [noun] > tools for enlarging holes broach1753 reamer1765 rimer?1815 rimmer1825 rinder1829 machine reamer1905 1905 W. S. Leonard Machine-shop Tools & Methods (ed. 3) x. 133 The hand-reamer has a square end, upon which a wrench is used to turn the reamer. This is the main distinguishing feature between this reamer and the machine-reamer of the fluted form. 1991 Metalworking Production Sept. 50 (advt.) Brazed carbide machine reamers Type EU to produce hole roundness up to 6 times better than conventional reamers. < as lemmas |
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