用于硫酸生产二次转化进出口气体中微量二氧化硫含量的测定，效果较好。
It's used to measure micro sulphur dioxide of gases at the inlet and outlet of the second stage conversion in sulphuric acid production with satisfactory results.
用于硫酸生产二次转化进出口气体中微量二氧化硫含量的测定，效果较好。
It's used to measure micro sulphur dioxide of gases at the inlet and outlet of the second stage conversion in sulphuric acid production with satisfactory results.
应用推荐