英语词汇“overhand mining”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	overhand mining
释义	overhand mining 倒台阶采煤法
随便看	timings timing sampling timing scatter timingschedule timing schedule timing screw timing screws timing section timing sector timing selector timing separation timing sequence timing sequencer timing service timing shaft timing sheet timing signal timing signal control panel timing signal generator timing signals timing simulation timing simulator timing sound frequency therapeutic apparatus timing spring timing sterilizer 八十不留餐，七十不留宿八十八，莫笑人瘸脚眼瞎；九十九，莫笑人架棍子拄手八十可怜心尚孩，看山看水不知回八十妈妈休误上门生意八十婆婆嫁屠夫，图的是吃八十岁妈妈嫁人家，却是图生图长八十岁妈妈没牙，唇说八十岁学吹手，来不及八十岁学吹打，老来忙八十岁学吹鼓手商标商检商榷商气商法商洽商流商海商港商演