We make superphosphate by reacting rock phosphate with sulphuric acid 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
2.
The matching connection between the effective hydrocarbon source rock in jurassic and the other factors of formating - resource in kuche is also influenced by the time of formation of the metamorphic core complex 同时还认为变质核杂岩的形成时期还影响了库车坳陷侏罗系主力烃源岩同其他成藏要素的匹配关系。
