etoc
常见例句
- 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檢測器和內標法定量測定電熱蚊香片中益多尅的含量。 返回 etoc