基本解釋危險區(qū)劃分英漢例句雙語例句This paper presents the classification of zone for hazardous area, marking for Ex electrical equipments, selection of Ex equipment and the design on electrical wiring used in explosive atmosphere.文章闡述了爆炸性粉塵環(huán)境、爆炸性氣躰環(huán)境危險區(qū)域的範圍劃定， 防爆電氣設(shè)備的標志、防爆電氣設(shè)備的選型及爆炸性環(huán)境電氣線路的設(shè)計。hazardous area classification更多例句詞組短語短語Electrical Hazardous area classification 電氣危險區(qū)域分析hazardous area classification更多詞組專業(yè)釋義機械工程危險區(qū)劃分