英语词汇roadheading怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	roadheading
释义	Definition of roadheading in English: roadheading noun Mining The process of excavating a rock face in a mine, with either hand tools or mechanical cutting equipment. Origin 1960s; earliest use found in New Scientist. Definition of roadheading in US English: roadheading noun Mining The process of excavating a rock face in a mine, with either hand tools or mechanical cutting equipment. Origin 1960s; earliest use found in New Scientist.
随便看	microphysical microphysical microphysically microphysics microphyte microphytic micropig micropinocytosis micropinocytotic micropipet micropipette microplankton microplanktonic microplastic microplasticity microplastics microplate microplates micropolariscope micropolitan micropolitical micropolitics micropolyphony micropopulation micropore

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Definition of roadheading in English: