coal hydraulicking：水力采煤

coal hutch 煤車 | coal hydraulicking 水力采煤 | coal industry 煤炭工業(yè)

coal oil; kerosene; kerosene oil; kerosine：煤油

"coal mining explosive","煤礦炸藥" | "coal oil; kerosene; kerosene oil; kerosine","煤油" | "coal paste","煤糊"

open-pit coal mines：的全文例句

open pit coal mines的例句: | open pit coal mines的全文例句: | open pit coal mines的相關翻譯詞匯:

open-pit coal mines：相關詞的翻譯

open pit coal mines的翻譯: | open pit coal mines相關詞的翻譯: | 露天煤礦:open-pit coal mines

open-pit coal mines：的例句

煤種:Coal | open pit coal mines的例句: | open pit coal mines的全文例句:

coal paleobotany：煤古生植物學

"coal geology","煤地質(zhì)學" | "coal paleobotany","煤古生植物學" | "coal petrography","煤巖學"

coal paleobotany：煤古植物學

coal oven gas 煤氣 | coal paleobotany 煤古植物學 | coal paste 煤漿

coal passer：二級生火

coal oil 煤油 | coal passer 二級生火 | coal pier 煤運碼頭

coal passer：加煤手,生火

"磨煤機","coal mill" | "加煤手,生火","coal passer" | "裝煤口","coal port"

coal petrography：煤組織學

coal paste 煤糊 | coal petrography 煤組織學 | coal preparation 選煤