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单词 pillar drill
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pillar drill
pillar drill n. Engineering a drilling machine incorporating a work table supported on a column attached to the base of the machine.
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society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > pillar drilling machine
pillar drilling machine1870
pillar drill1881
1881 E. Matheson Aid Bk. Engin. Enterprise Abroad II. xxiii. 313 The self-contained Pillar drill is useful, as there is more room around the machine within which to move the article.
1990 Pract. Woodworking Mar. 44/1 Matters are made rather easier if a pillar-drill is available.
extracted from pillarn.
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更新时间:2024/12/24 3:42:44