It is said that his discourses were very soul - moving.据说他的讲道词是很能动人心灵的.I am not able to repeat the excellent discourses of this extraordinary man.这位异人的高超言论我是无法重述的.Class discourses are orthodox ideology of contemporary Ch...
本节只讨论其中的两类: 金属离子钝化剂和过氧化物分解剂.Only two types will be included in present discussion: metal - ion deactivators and peroxide decomposers.为方便起见,材料分为三大类: 金属, 塑料或聚合物和陶瓷.It is convenient to divide materials into three main types...