如果有条件的话，地板上有绝缘层就更强于金属地板或纯水泥地板。
An insulated floor is better than metal or bare concrete but this may be outside of your control.
本文研究了养护温度对粉煤灰水泥及纯水泥的强度，CH含量及C_3S水化程度的作用。
The effect of the curing temperature on the strength, the CH content and the degree of C_3S hydration of the fly ash cement and pure cement was studied.
通过讨论纯水泥浆液随剪切速率的变化，剪切应力的变化规律，来建立新拌水泥浆体的流变模型。
This thesis has created a new rheological model by discussing the rule of pure cement's shearing strength varied with the shearing time.
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