etoc

基本解释

• Estimated Time Out of Commission 预计退役时间； abbr.；=expected total operating cost 预期总操作费用

同根派生

英汉例句

• 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.
  叙述了采用气相色谱法，以FID检测器和内标法定量测定电热蚊香片中益多克的含量。