字典網>> 英漢字典>> C開頭詞條>>closed-ring hydrocarbons的意思 漢英字典closed-ring hydrocarbons中文翻譯：【建】 閉環烴 closed-ring hydrocarbonsclosed-ring hydrocarbons相關詞條：closed coil winding closed-circuit cell closed delivery closed polygon closed-circuit communication sy-stem closed fist bandage closed semantic tree closed-plaster method closed circuit crushing closed oscillation circuit