发育起点温度及有效积温因不同龄期均有差异。
Development thresholds and accumulated temperatures vary owing to different instars.
水胶比相同时，不同龄期的混凝土强度与粉煤灰掺量呈二次曲线关系。
The comparative studies of the different fly ash concrete has been carried.
如混凝土强度的检测范围，不同龄期的影响及部分掺加剂对测试的影响等。
Such as testing the strength of concrete, not of the same age and some of the effects of phase mixing on the impact of the test.
由于混凝土收缩徐变是随时间变化的，导致不同龄期的混凝土引起的效应有很大的区别。
As the change of shrinkage and creep for concrete is with the time, lead huge differences in the effects caused by concrete at different ages.
对一批不同龄期的掺粉煤灰或矿渣的钢纤维混凝土试件进行了超声波检测及抗压强度试验。
The steel fiber concrete with fly ash and slag of different ages by ultrasonic detection and compression strength were tested.
分析比较了不同龄期和不同初始缝高比时普通混凝土的开裂性能，并与试验结果进行了对比。
The finite element results and experimental results of the fracture properties of concrete with different ages and initial seam height ratios are compared.
砂浆部分研究了不同水胶比、不同掺和料、不同龄期、不同砂胶比分别对其抗氯离子渗透性能的影响；
The mortar part inspects the influence on resistance to chloride ion penetration by different water-binder ratios, different added materials, different sand-binder ratios and different ages;
根据室内试验的结果，采用直观分析和方差分析方法分析了集料级配对二灰碎石混合料不同龄期抗压强度的影响。
The effects of aggregate gradation on lime-fly ash bound macadam "s compression strength in varied ages were analyzed. The direct-vision and variance analysis were adopted in indoor tests."
通过对纯硅酸盐水泥基本性能参数的分析与计算，计算机模拟得到该种水泥在不同龄期的水化产物及细观组织结构。
Through the analysis and calculation of pure Portland cement, computer simulated its mesostructure of the hydration process of cement in different ages.
通过室内试验，研究了不同粉煤灰掺量、不同龄期对贫混凝土基层材料强度的影响规律，并与不掺粉煤灰贫混凝土的 强度特性进行了对比研究。
The strength character of lean concrete road base material influenced by age and the amount of fly-ash used in it was studied through test in the lab.
文章通过对具有代表性的二灰砂砾不同龄期的力学性能试验分析研究，提出了用7天强度和7-180天强度增长率作为二灰砂砾力学性能的评价指标。
Through representative lime-flysch gravel mechanics capability test and analysis, put forward 7days antipress intension and 7-180 days intension rising rate and make them as lime-flysch gravel index.
文章通过对具有代表性的二灰砂砾不同龄期的力学性能试验分析研究，提出了用7天强度和7-180天强度增长率作为二灰砂砾力学性能的评价指标。
Through representative lime-flysch gravel mechanics capability test and analysis, put forward 7days antipress intension and 7-180 days intension rising rate and make them as lime-flysch gravel index.
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