基本解釋Estimated Time Out of Commission 預(yù)計(jì)退役時(shí)間; abbr.;=expected total operating cost 預(yù)期總操作費(fèi)用同根派生 etoc相關(guān)詞英漢例句A determination rnethod of Etoc in Mosquitourepellent mat with gas chrornatography was established.The quantitative analysis of etoc was conducted by GC using FID and internal standard method. 敘述了采用氣相色譜法,以FID檢測(cè)器和內(nèi)標(biāo)法定量測(cè)定電熱蚊香片中益多克的含量。etoc更多例句