Used as cement admixture it can improve the soundness of cement and reduce the cost.
它作为水泥混合材料可以改善水泥的安定性，并能降低水泥的成本。
Limestone often contains small amount of magnesium oxide that is harmful to soundness of cement.
石灰石中经常含有少量的氧化镁，这对水泥的安定性有害。
The influence of cement soundness on concrete strength and the method of simple test for soundness of cement in concrete have been discussed.
讨论了水泥安定性对混凝土强度的影响以及混凝土中水泥安定性的简易检验。
The compressive strength of cement is somewhat reduced with the increase of the slag quantity mixed, however, the soundness remains qualified.
水泥抗压强度随钢渣掺量的增加而有所降低，水泥安定性合格。
The compressive strength of cement is somewhat reduced with the increase of the slag quantity mixed, however, the soundness remains qualified.
水泥抗压强度随钢渣掺量的增加而有所降低，水泥安定性合格。
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