英语词汇“black coal”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	black coal
释义	black coalun. 无烟煤 [网络] 黑煤；石炭
随便看	filtering procedure filter collector filter-order selection adaptation filter oscillator filter color filter bauxite film weave filtering program filtered speech filterpressing filter output filter bed of double deck material fils filter, optimum (filter, optimal) filter mounting filtered tar filter press mud filter command Filter press operator filter out filter pack filtered product filtered up Filter-press operator film web alignment system