本实验研制的超速凝超早强水泥中的微集料掺加量高达13%。

Amount of microaggregate added in this kind of cement was up to 13%.

youdao

本实验研制的超速凝超早强水泥中的微集料掺加量高达13%。

Amount of microaggregate added in this kind of cement was up to 13%.

youdao