微波辐射辅助可以缩短反应时间，提高反应效率，减少溶剂的使用。
Microwave irradiation is able to shorten the reaction time, increase the yield of the Pechmann reaction, and decrease the amount of solvent.
近年来的研究主要集中在限制有机溶剂的使用或寻找新的、环境友好的替代品。
Recent studies have focused on the limiting the use of organic solvents and replacing them with new, environmentally benign media.
严格控制有机涂料和有机溶剂的使用，鼓励使用水溶性涂料和其它替代产品、工艺。
Use of organic coating materials and organic dissolvent will be controlled while water dissolvent coating materials and other substitute technology will be promoted.
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