常見例句雙語例句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。 返回 hazardous area classification