基本解釋[機械工程]危險區(qū)平面圖英漢例句雙語例句The calculation of severely hazardous radius and area of the leaky ammonia provides theoretically basis for working out emergency succor plan.預(yù)測液氨泄漏的重度危險半徑和面積，為企業(yè)事故應(yīng)急預(yù)案的制定提供理論依據(jù)。In the case of cargo ships, no one under 18 may work in the areas marked on the ship's plan (to be attached to this Declaration) as "hazardous area".對于貨船來說，任何18歲以下的人都不得在船舶平面圖（將附在本聲明之后）中被標為“危險區(qū)域”的區(qū)域內(nèi)工作。hazardous area plan更多例句專業(yè)釋義機械工程危險區(qū)平面圖