| 单词 | worm-conveyor | 
| 释义 | > as lemmasworm-conveyor   worm-conveyor  n. (see quot. 1910   and conveyor n. 4b). ΘΚΠ society > occupation and work > equipment > conveyor > 			[noun]		 > screw auger1880 worm-conveyor1884 1884    C. G. W. Lock Workshop Receipts 3rd Ser. 439/1  				From the stones it [sc. crushed slag] passes through a worm conveyer to a brick~press. 1910    Encycl. Brit. VII. 53  				The worm conveyor, also known as the Archimedean screw,..consists of a continuous or broken blade screw set on a spindle. This spindle is made to revolve in a suitable trough, and as it revolves any material put in is propelled by the screw from one end of the trough to the other. < as lemmas | 
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