粉煤灰渣—碱混凝土的特点是以一价金属化合物为激发剂。

The fly ash slag-alkali concrete is characterized by taking one valence metallic compound as activator.

youdao

粉煤灰渣—碱混凝土的特点是以一价金属化合物为激发剂。

The fly ash slag-alkali concrete is characterized by taking one valence metallic compound as activator.

youdao