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- The results show that the hydration heat model of concrete is acceptable, and the thermal stress may make concrete wall crack at early age. 结果表明:引入Arrhenius公式的混凝土水化放热模型可以用于计算混凝土结构早龄期时的温度场;早龄期时温度应力可以引起混凝土长墙的开裂.
- hydration at early ages 早期水化
- A ring setup instrument with strain gages was used to evaluate the tensile behaviors of concrete at early ages. 试验采用了一套装有应变计的环形装置来分析混凝土在早龄期受拉时的力学行为。
- Steenson almost shrugged it off, despite the fact that both her brother and her father had heart disease at early ages. 尽管Steenson的兄弟和父亲早些年前都患上了心脏,Steenson并没有把牙医的忠告放在心上。
- Menarche at earlier age was associated with a higher BMD(P<0.05). 月经初潮早的女性BMD值比月经初潮晚的女性高(P <0 .;0 5 )。
- The results indicated that the addition of silica fume increased cracking of HPC at early age,and the addition of finely ground fly ash with high quality decrea. 结果表明:掺硅灰加剧了混凝土的早期开裂;优质磨细粉煤灰的加入对混凝土早期开裂有一定的抑制作用。
- Philippe Turcrya et al, “Can the maturity concept be used to separate the autogenous shrinkage and thermal deformation of a cement paste at early age ? 林振远;”光纤量测技术于水泥浆体早龄期体积变形研究之应用.
- He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- She was widowed at an early age. 她年轻时就成了寡妇。
- Her father betrothed her to him at an early age. 她父亲在她年幼时已把她许配给他。
- He got skinning in his blood at a very early age. 他很早就迷上了,滑雪运动。
- Research results show that the relationship between autogenous shrinkage at early ages and ultimate tensile strain can be approximately figured by a quadric equation. 研究结果表明,混凝土早期自收缩大小与相应的极限拉伸应变具有显著的二次曲线关系;
- The enemy opened fire on our lines at early dawn. 拂晓时敌人向我防线开了火。
- Her responsibilities matured her at an early age. 她肩负的责任使她早熟。
- He read grown-up books at an early age. 他小小年纪就看大人看的书。
- He came to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- At early ages, children experience serious difficulties in coping with appendicitis and in many cases they present with complications by the time they receive an appropriate medical treatment. 早在中世纪,孩子在经历了严重的困难和应对阑尾炎并发症,在许多情况下,他们目前被他们接受适当的治疗时间。
- She began to compose (songs) at an early age. 她年轻时就已开始创作(歌曲).
- He began to scratch along for himself at an early age. 他从很小的时候起就开始自己挣饭吃。
- The higher cracking resistance of the concrete added with fly-ash or GGBS is due to the lower elastic modulus and the better creep stress relaxation capability of concretes at early ages. 而掺矿渣粉或粉煤灰混凝土早期抗裂性改善的主要原因在于混凝土早期弹性模量减小、徐变和松弛能力提高。