concrete at early age的意思|示意

The tensile stress induced by restrained thermal and autogenous shrinkage deformations was the main driving force of cracking in concrete at early age.

温度变形和自生收缩变形等受约束形成的拉应力，是引起混凝土早期开裂的主要驱动力；

The probability of concrete structure cracking at early age is estimated by cracking probability and critical cracking risk with probabilistic method for a real case of concrete wall.

利用概率的方法，确定开裂概率和临界开裂风险来评价混凝土结构的早龄期开裂的可能性大小，并在混凝土挡土墙工程中应用。

In order to study durability, crack controlling of concrete structures and characteristics of concrete at early age in simulated environment, environmental simulation test technology is discussed.

为了在试验室人工模拟环境下进行混凝土早期特性、裂缝控制及耐久性的试验，需对混凝土结构环境模拟试验室技术进行研究。

The results show that the early strength and the permeability of concrete can be improved effectively, and the hydration heat can be reduced and the hot peak value at the early age can be postponed.

结果表明：掺加激发剂能有效改善大掺量粉煤灰混凝土早期强度低的问题，而且可以在降低水泥水化热的同时，延缓混凝土早期放热峰值的出现，并使混凝土具有良好的抗渗性能。

Concrete at early age behaves as just born baby, it needs pay attention to protect.

初龄期混凝土犹如刚出生的婴儿一样，需要给予细心的呵护。

The uniaxial restraint testing methods are effective to evaluate the cracking sensitivity of concrete at early age in laboratories.

单轴约束试验是试验室评价混凝土早期开裂敏感性的有效方法。