| 释义 |
extruder|ɛkˈstruːdə(r)|
[f. extrude v. + -er1.]
1. A machine that extrudes (see prec.).
1959Times (Suppl. Rubber Industry) 27 Apr. p. iv/6 Extruders can be of all sizes up to 15 in. in diameter. 1960H. Powell Beginner's Bk. Pottery ii. 63 Extruder, a pressing machine for making clay coils. These may be made also by fitting an extruder on to a pug-mill. 1965New Scientist 12 Aug. 385/1 The engineer has improved his extruders (the machines which make the pipe).
2. Typogr. (See quot. 1960.)
1938D. Megaw in Typography vii. 28/2 Normal stem projection (i.e., the ‘extrusion’ of ascender and descenders) is a little more than half the body... Recognizability is aided by the slight differentiation caused by the recurrent shapes of a narrower set (this is where ‘extruders’ come in). 1960G. A. Glaister Gloss. Bk. 128/2 Extruders, the collective term for ascenders and descenders. 1964P. A. D. MacCarthy in D. Abercrombie et al. Daniel Jones 169 English in present roman has a proportion..of about 40% extruders. |