shrinkage coefficient

The impacts of testing period, fiber dosage and cement dosage upon the average dry shrinkage coefficient and average thermal shrinkage coefficient of polypropylene fiber cement stabilized macadam.

研究分析了试验龄期、纤维掺量、水泥掺量对聚丙烯纤维水泥稳定碎石平均干缩系数和温缩系数的影响。

Secondly shrinkage coefficient measuring system for semi-rigid base course material is improved, and "Testing Method of temperature shrinkage coefficient for semi-rigid base course material" and "Testing Method of drying shrinkage coefficient for semi-rigid base course material" are given.

完善了半刚性基层材料的收缩系数测定系统，提出了半刚性基层材料温缩系数测定方法和半刚性基层材料干缩系数测定方法；

Using the analysis method of shrinkage and creep based on initial strain, This thesis fitted the shrink strain and the creep coefficient function with uniform exponential function model and find a way to get the recursion formulae of shrinkage and creep.

按照初应变法计算收缩徐变的原理，将04规范收缩应变和徐变系数的计算表达式拟合成统一的指数函数，得出收缩徐变递推计算公式。

The authors discussed systematically the low temperature behaviour of six types of the different asphalts mix with tests in room, and analysed the variation regulation of shrinkage coefficient, tensile strength and creep modulus with the change of temperature.

通过室内试验，系统地研究了6种不同沥青的混合料低温性能，着重分析了收缩系数、抗拉强度和蠕变模量随温度变化的规律。

The cement stabilizing aggregate mixture including the base course binder with high added GGBS have higher compressive strength and flexural strength, crack coefficient, smaller compressive modulus, flexural modulus and better drying shrinkage coefficient than cement stabilizing aggregate mixture with P.

用高掺量矿渣稳定的碎石，其无侧限抗压强度和抗折强度高，回弹模量小、收缩系数小及抗裂性能好，各项性能均优于参照对象&P·O32.5水泥稳定土。

The parameter analysis shows that prestressed pipeline frictional coefficient, the deviation factor, modulus of elasticity, temperature difference, concrete shrinkage and creep are key factors to box girder's alignment.

参数分析结果表明：预应力管道摩阻系数、偏差系数、弹性模量、日照温差是影响箱梁线形的主要因素。

The results show that the addition of polypropylene fiber can reduce the dry shrinkage coefficient and thermal shrinkage coefficient of cement stabilized macadam effectively.

结果表明：聚丙烯纤维的掺入可以有效地减小水泥稳定碎石的干缩系数和温缩系数。