采區(qū)測量 mining district: 采礦區(qū); 礦山管區(qū)mining survey: 采礦研究; 礦山測量survey district: 測量約份changes in a coal mining district: 煤鄉(xiāng)的變遷industrial and mining district: 工礦區(qū)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯