摘要
介绍了螺旋溜槽的布置形式、煤炭防破碎原理及经济效益。
The arrangement of the spiral sliding way, the principal about anti - fracturing of ed and its economic benefits are introduced.
出处
《河北煤炭》
2000年第S1期21-22,共2页
Hebei Coal
关键词
螺旋溜槽
防破碎
经济效益
spiral sliding way
anti - fracturing
economic bent benifits