考察了碱金属碳酸盐类助剂和溶剂对反应活性的影响。

Moreover, the effects of alkali metal carbonate promoters and the solvents were investigated at the same time.

youdao

考察了碱金属碳酸盐类助剂和溶剂对反应活性的影响。

Moreover, the effects of alkali metal carbonate promoters and the solvents were investigated at the same time.

youdao