短語詞組短語Deep underground metal mine 深井金屬鑛山underground ore mine 地下鉄鑛underground uranium mine 地採鈾鑛山underground metal mine subordinate 地下金屬鑛山underground coal mine staff 煤鑛井下人員underground coal mine 煤鑛井下;地下煤鑛underground metal mine 地下金屬鑛山Anjialing underground coal mine 安家?guī)X井工鑛underground metallic mine 地下金屬鑛山 返回 underground mine