Ozonation shows some promise as a substitute for chlorination of cyanide waste, although it has had limited full-scale use . 臭氧化法尽管其工业规模使用还有限,但有某些可能取代氯化法处理氰化物废水。
This reduction also enables us to obtain some information about the number of colourings of a graph with a given set of colours . 这种化法也能使我们得到关于用给定的颜色集对一个图的着色的数目的某些信息。
Hydrogen flame ionization method hfi 氢火焰离子化法
Determination for residual acrylamide of polyacrylamide - bromating method 聚丙烯酰胺中残留丙烯酰胺含量测定方法溴化法