尽量避免水泥路面：其硬度是沥青路面的十倍，是非常不适合跑步的路面。
Avoid concrete as much as possible: It's about 10 times as hard as asphalt, and is a terrible surface for running.
无机质弹性复合防水涂膜新概念：水泥—产生防水基材表面亲和力，赋予防水性、防水强度、硬度；
Inorganic compound waterproof coating quality elastic new concept: cement - produce waterproof substrate surface affinity, giving water proofing property, waterproof strength, hardness.
主要用途：本机供选矿、化学、水泥、建筑材料等工业部门中破碎和细碎各种中等硬度一下的矿石和岩石之用。
Main purposes: the machine is used to break the ore and rocks whose hardness is below the middle, in the works of industrial departments such as beneficiation, chemical, cement, building materials.
环锤式破碎机适用于矿山、水泥、煤炭、冶金、建材、公路、燃化等部门对中等硬度及脆性物料进行细碎。
Ring hammer crusher apply in mining, cement, coal, metallurgy, building materials, road, such departments of medium hardness and brittleness material finely.
它不仅达到所需的耐火极限，而且还具备相当高的机械强度，与楼层水泥板的硬度相差无几。
It not only achieve the required fire resistance, but also has very high mechanical strength, and hardness of cement board floor is almost the same.
试验结果显示：随矿渣取代水泥质量分数的增加，基体与界面过渡区之间压痕硬度的差异减少；
Results show that the ratio of hardness of matrix to that of interface transition zone decreases with the increase of cement replacement level by blast furnace slag;
试验结果显示：随矿渣取代水泥质量分数的增加，基体与界面过渡区之间压痕硬度的差异减少；
Results show that the ratio of hardness of matrix to that of interface transition zone decreases with the increase of cement replacement level by blast furnace slag;
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