礦井初步設(shè)計 design preliminary: 設(shè)計筒圖; 筒圖preliminary design: 概要設(shè)計,初步設(shè)計; 原始設(shè)計mine preliminary preparation: 水雷預(yù)先準(zhǔn)備mine design: 思源廣告cpdchinese preliminary design package: 中國初步設(shè)計包下載手機詞典可隨時隨地查詞查翻譯