Solubility of solids in supercritical fluids with or without cosolvent was studied by a chemicalassociation reaction method.
用化学缔合方法对固体物质在超临界流体中的溶解度进行了研究，考虑到了含和不含夹带剂两种情况。
2
The association did not name all 22 companies, but 22 is the same number of manufacturers whose milk products were found to have contained excessive toxic chemical.
该协会没有全部列出这22家公司的名称，但这22家公司正好是被查出产品含有过量有毒化学物的公司数量。
3
Multiple biochemical processes create chemical modifications of protein molecules, further diversified by association with distinct structures at defined locations of a cell.