| 单词 | apron conveyor | 
| 释义 | apron conveyor [`ā·prǝn kǝn´vā·ǝr]  MECHANICAL ENGINEERING A conveyor used for carrying granular or lumpy material and consisting of two strands of roller chain separated by overlapping plates, forming the carrying surface, with sides 2-6 inches (5-15 centimeters) high.  | 
	
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