... 后退式长壁开采：longwall retreating 后退回采：back coming 后生：epigenesis ...
基于148个网页-相关网页
... holmium 钬 home mining 后退回采 home working 后退式开采 ...
基于96个网页-相关网页
bringing back 反向电流送回; 后退回采 to bring you back home to stay 能把你带回家; 让你重新回到我的身边 ..
基于78个网页-相关网页
短语
后退式回采
bring back
;
back coming
;
retreat
后退式回采矿柱
drawing back of pillars
后退式回采煤柱
pillaring back