The strength of this cementing material can meet the requirement of lower strength cement.
这种胶凝材料可以满足较低强度通用硅酸盐水泥的要求。
This new cement grouting material takes ordinary silicate cement as main cementing material.
本发明是一种新型的水泥灌浆材料。
This new cement grouting material takes ordinary silicate cement as main cementing material.
本发明是一种新型的水泥灌浆材料。
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