可在反应器内加装挡板以改进反应器内部结构，提高反应效率。
Internal structure of reactor and its efficiency could be improved by fixing additional baffles in reactor.
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.
纳米粒于作催化剂，可大大提高反应效率，控制反应速度，甚至使原来不能进行的反应也能进行。
Nanoparticles as a catalyst to greatly improve the efficiency of the reaction to control the speed of reaction, so that even the original can not be carried out by the reaction can be carried out.
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