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Colliery Mechanical & Electrical Technology
1001-0874
1998 Issue 6
am-50 xing jue jin ji de gai zao yu shi yong
pang yan min
..............
page:37-39
cxj10 fang bao te shu xing xu dian chi jiao tao lun dian ji che
lin xiang dong
..............
page:28-30
