摘要
本文介绍了三种不同形式的顶护板在采煤机上的应用,通过对三种顶护板的结构进行对比分析,并考虑在使用中的优缺点,用户可根据不同的煤层条件和采煤机机型大小,选择适合于不同采煤机和特殊煤矿地质条件的顶护板。
The text introduces three difl^rent upside coveling about coal winning machine, by comparing and analyzing structure of three upside covering, considering advantage and disadvantage of application; according to different coal seam condition and different coal winning machine, user choses upside covering adapted to different coal winning machine and distinguishingly coal seam condition.
出处
《价值工程》
2015年第1期73-74,共2页
Value Engineering
关键词
采煤机
顶护板
应用分析
coal winning machine
upside covering
application analysis
