催化、溶剂、产物、副产物等的使用与产生。不仅充分利用资源，而且不产生污染；并采用无毒无害的溶剂催化

The catalysis, the solvent, the product, the by-product and so on the use and produces. Not only fully uses the resources, moreover does not have the pollution; And uses the non-toxic harmless solvent catalyzes

催化、溶剂、产物、副产物等的使用与产生。
不仅充分利用资源，而且不产生污染；并采用无毒无害的溶剂催化
Use and generation of catalysts, solvents, products and side-products

.. not only makes full use of the resources but also produces no pollution. And it employs non-toxic and harmless solvents to catalyze.