短語詞組短語net differential cost 淨差別成本;淨差別成本英語;繙譯Net Oxygen Cost 從事一運動時net value cost 淨價值成本net periodic cost 企業(yè)年金淨期間成本net operating cost 經(jīng)營成本淨額net energy cost 淨能源成本net operational cost 業(yè)務費淨額net project cost 建設項目淨造價net spoilage cost 廢品淨成本 返回 net cost