a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result
例句
用作名词 (n.)
The Binder usually used today is portland cement. 现在使用较多的是普通水泥。
The paper introduces the principle and way of making the cement,and also analyzes the feasibitity to make building mortars instead of ordinary cement. 本文介绍该水泥的配制原理与方法，分析了代替普通水泥配制建筑砂浆的可行性。
The effect of sulphoaluminate cement on the performance of Portland cement was studied. 研究了硫铝酸盐水泥熟料对复合硅酸盐水泥性能的影响。
The experimental results show that the physical mechanical performance of the cement is similar to that of ordinary portland cement. 结果表明，该品种水泥的物理力学性能与普通硅酸盐水泥相似。
美
