etoc
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)期縂操作費(fèi)用
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.
敘述了採用氣相色譜法,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尅的含量。