本文简要介绍了硫比值控制回路的工艺控制方案和分析仪的结构，详细介绍了此仪器硬件、软件及开车时易出现的问题。对现场维护、故障诊断和处理提出了一些相应的方法。

Followed by a brief introduction to the sulphur ratio controlling loop and the structure of analyzer, this article expands on the hardware and software of the instrument. It also details some issues easily causing breakdowns or failures.In addition,it also puts forward with the corresponding measures for site maintenance as well as diagnosis and disposal of technical failures.

硫比值控制回路,太专业的词汇，楼主自己把握一下吧。