| 单词 | parting off |
| 释义 | > as lemmasparting off c. Turning. The separation of a piece of wood or metal from a longer length, esp. to remove it from a lathe. Usually in parting off (frequently attributive). ΘΚΠ society > occupation and work > industry > building or constructing > constructing or working with wood > [noun] > other processes framing1440 riving?1440 traversing1524 wedging1678 furring1679 cocking1710 bearding1711 battening1788 rossing1839 thicknessing1870 splining1901 parting off1905 reconditioning1932 stress grading1936 spindle moulding1979 1879 H. Northcott in Cassell's Techn. Educator IV. 71/2 Tools..chiefly for ‘parting’, or cutting off pieces of work from the main cylinder or log. 1905 J. Horner Tools for Engineers & Woodworkers v. 60 Tools for parting off..have clearance both behind and below. 1923 C. M. Linley Lathe Users' Handbk. v. 88 In capstan work where parting-off tools are in continual use..I have used milling cutters or slitting saws as tools with great success. 1950 C. T. Bower in A. W. Judge Machine Tools & Operations II. viii. 186 The parting-off saw shown..has been evolved for cutting off non-ferrous extrusions or bars up to 4 in. by 2½ in. deep. 1977 C. R. Shotbolt Technician Workshop Processes & Materials I. vii. 84/1 The draw tube and the back end of the collet are hollow to permit bars to be fed through the spindle for repetition turning and parting-off of workpieces. 1997 Metalworking Production Apr. 20/1 (heading) Ideal for precision corner radii, rounded bottom or for narrow grooving and parting off with minimised material waste. < as lemmas |
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