基本解釋重要度同根派生 importanc相關(guān)詞英漢例句This paper presents the challenge that diesel engines s hall face to meet standards and regulations of emissions,discribes its importanc e of the aftertreatment technology are presented. 本文分析了目前柴油機面臨的未來排放污染物標(biāo)準(zhǔn)的挑戰(zhàn)以及后處理技術(shù)的必要性。importanc更多例句