Insoluble salts are prepared by doubledecomposition.
不可溶盐可以通过双分解制备。
2
Such being the case of different double beam section and load change, adopting decomposition combination to making double bean frame internal force analyse.
在双梁断面不同，双梁上荷重变化较大的情况下，采用分解组合法进行双梁式框架内力分析。
3
This article USES the direct doubledecomposition method to synthesis zinc gluconate, through adding ethyl alcohol to reduce its watery solution solubility and to obtain its crystal.