This article presents plans of preventing casting-air-pollution in practice,and some avoiding methods in detail. In modem times, environment protection is looked high upon dayby day; green-casting thus becomes more an...This article presents plans of preventing casting-air-pollution in practice,and some avoiding methods in detail. In modem times, environment protection is looked high upon dayby day; green-casting thus becomes more and more important.展开更多
文摘This article presents plans of preventing casting-air-pollution in practice,and some avoiding methods in detail. In modem times, environment protection is looked high upon dayby day; green-casting thus becomes more and more important.
