the article introduces technology information and author's opinion about development of arsenic acid to provide everybody for discussion.
本文简要介绍工艺情况及笔者对今后发展的一点思考,供大家探讨。
taking as an example the fvr-185g5s-4 frequency converting governor used in arsenic acid plant in guixi smelter, this article describes the application of the governor to the central control system.