单词calcium sulfide
un.: 硫化钙
硫化钙
This invention relates to a novel method for producing calcium sulfide from phosphogypsum or other gypsum.
本发明涉及一种用磷石膏或其它石膏生产硫化钙的新方法。
When refractory gold ore is roasted by addition of lime, the calcine will contain some of calcium sulfide.
难处理金矿石加石灰法焙烧时，所得焙砂含有一定量的硫化钙。
He postulated that the carbon reacts initially with the sulfate to form calcium sulfide.
他认为碳最初和硫酸盐反应生成硫化钙。
The Production of Hydrogen Sulfide by Carbonation of Crude Calcium Sulfide
粗硫化钙碳化生产硫化氢气体小试