And we found that deposition burning online when added hydrogen peroxide, meanwhile, inhibit the production of coke to a certain extent, but at the same time make the products oxidation deeply lead to the low selectivity. 实验发现混入双氧水可以达到在线焚烧积碳的目的,可以抑制了积碳的产生,但同时会导致产物深度氧化,不利于反应向丙烯醛方向进行。