selected borings经: warp分选: sizing; size classification; ...的: 4次方是 The fourth power of 2 i ...钻: drill; auger屑: bits; scraps; crumbs下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:经分选的钻屑，即可在微信中查询翻译
