石灰剂量是指石灰干重占干土重的百分率。石灰剂量对石灰土强度影响显著。石灰剂量较小时（小于3%-4%），石灰起主要稳定作用，使土的塑性，膨胀性，吸水性降低，具有一定的水稳性。随着石灰剂量的增加，石灰土的强度和稳定性提高。但剂量超过一定的范围，过多的石灰在空隙中以自由灰存在，将导致石灰土的强度下降。
探讨了赤泥的大块率、混合料含水率、石灰剂量以及外加剂对路面基层强度的影响规律。
The influence role of red mud bulk percentage, composite moisture percentage, lime quantity and additive for pavement basic level strength has been discussed in this paper.
测定二灰级配集料中石灰剂量的方法（试验规程上的方法和改进方法）对测定结果有显著影响。
The methods(provided by the experiment rule or improved)used to determine the amount of lime in lime-fly ash bound aggregate with specific grading influence remarkably the results of determination.
由此表明石灰改善土的灰剂量会逐渐递减。
From this indicated that the lime improvement earth the ash dosage will decrease progressively gradually.
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