具有良好的经济效益和社会效益。

It has good economic and social benefits.

youdao

大掺量粉煤灰混凝土的应用具有良好的经济效益和社会效益。

The applications of high blending fly ash concrete have good economic efficiency and social efficiency.

youdao

养护剂施工方法简单，养护效果好，具有良好的经济效益和社会效益。

Curing agent simple construction method, maintenance effect is good, has the good economic efficiency and the social efficiency.

youdao