露天礦初步設(shè)計(jì) design preliminary: 設(shè)計(jì)筒圖; 筒圖preliminary design: 概要設(shè)計(jì),初步設(shè)計(jì); 原始設(shè)計(jì)mine preliminary preparation: 水雷預(yù)先準(zhǔn)備mine design: 思源廣告surface mine: 露天礦山下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯