求翻译：压浆采用的水泥浆，由精确称量的普通硅酸盐水泥和水配制而成，水灰比一般在0.4~0.5之间。所使用水泥龄期不超过一个月，水泥浆的泌水率最大不超过4%，拌和后3小时泌水率应小于2%，24小时泌水应完全吸收。是什么意思？

Grouting using cement slurry, the accurate weighing of ordinary portland cement and water prepared from water-cement ratio is generally between 0.4 to 0.5. The use of cement age not exceeding one month, the bleeding slurry does not exceed the maximum rate of 4%, 3 hours after mixing bleeding rate sh

threshed by mud and water used in precision measurement of ordinary portland cement and water, the water cement ratio preparation of which is generally between 0.4 to 0.5 . cement used for a period of not more than one month old, the water muddy water rate is not more than 4 per cent, one of the lar

The mud jacking uses the cement mortar, becomes by the precise weighing ordinary Portland cement and the water configuration, water ratio generally between 0.4~0.5.Uses the cement stadium not to surpass for a month, the cement mortar weeping rate does not surpass 4% most greatly, mixes up the latter

Grouting cement paste, by precise weighing of ordinary Portland cement and water preparation, water cement ratio usually between 0.4~0.5. Used cement age within a month, cement slurry of bleeding rate maximum not exceeding 4% and mixing bleeding rate less than 2% 3 hours after, 24 hour bleeding shou

Grouting using cement slurry, the accurate weighing of ordinary portland cement and water prepared from water-cement ratio is generally between 0.4 to 0.5. The use of cement age not exceeding one month, the bleeding slurry does not exceed the maximum rate of 4%, 3 hours after mixing bleeding rate sh