Gassing is undesirable in the electrocoating process, limiting the throwing power, an important property which will be discussed later.
在电泳涂装过程中这种气体的析出却是不利的。
The paper introduces the present situation, Charac-teristice, principle and typical process flow of SO_2 gassing hardening cold box process in our country.
文章介绍了我国目前SO_2吹气硬化冷芯盒制芯的现状、特点、原理及典型的工艺流程；
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