The double mix of expansion agent and shrinkage-reducing agent is an effective way to reduce the drying shrinkage fall of expansive concrete.
膨胀剂和减缩剂双掺使用是减少膨胀混凝土干燥收缩落差的有效措施。
Reinforcing concrete wall, grooving a stress-release slot in basement wall and adopting tiny expansive concrete are good measures to control the cracking.
对构造配筋、设置应力释放带和使用微膨胀混凝土等控制裂缝的有效措施进行了讨论。
The ground floor of the residence sits beneath an expansive concrete plinth that wraps around the house. This elevated plane serves as a deck for the floors above.
住宅的首层平面坐落在宽广的混凝土基座之上，提高的平面作为上层平面的露天平台。
Steel tube take full advantage of the expansion properties of expansive concrete, have a greater chemical prestressing, and make higher lateral prestress for core concrete.
钢管充分利用了膨胀混凝土的膨胀能，能够产生较大的化学预应力，为核心混凝土提供较高的侧向预应力；
In order to prevent the cracks that would be likely caused by restricted conditions of the wet-joint, the wet-joint demands using expansive concrete to compensate the shrinkage and creep.
江津观音岩长江大桥为结合梁桥，为防止桥面板湿接缝在约束条件下产生裂缝，该桥面板湿接缝要求采用微膨胀混凝土，以补偿混凝土的收缩、徐变。
In this experiment, the abrasion resistance of concrete mixed with expansive compound mineral admixture is studied.
试验研究了添加膨胀组分的复合矿物掺合料的混凝土耐磨性能。
Expansive cement paste and joint concrete are next. And the bond splitting tensile strength of joint surface without bond material is least.
其次是水泥膨浆和接缝混凝土，接缝面不铺筑任何接缝面材料的试块，劈裂抗拉强度最小。
Based on the insufficiency of existing expansive admixture in compensating shrinkage of the mass concrete, a double expansive resources admixture is introduced.
本文分析了现有膨胀剂在补偿大体积混凝土收缩方面的不足，介绍了一种双膨胀源膨胀剂。
To improve the impermeability of concrete, and reduce cracks in concrete created by the shrinkage, expansive agent is often added.
为了提高混凝土的抗渗性能，以及减免由于混凝土收缩而产生的裂缝，在混凝土中经常加入膨胀剂。
Increasing autogenous volume expansive deformation for compensating thermal shrinkage deformation of concrete may improve crack resistance.
提高混凝土的自生体积膨胀变形量补偿混凝土的温度收缩变形，对于混凝土抗裂很有意义。
This paper has made a thorough study on its properties and delved further into its mechanism of compensation on cement concrete shrinkage by adding concrete expansive agent.
本文通过在普通混凝土中掺加膨胀剂对补偿收缩混凝土的性质进行了研究，并就膨胀剂对混凝土补偿收缩的机理进行了探讨。
Restraining the shrinkage and crack of concrete by using of expansive agent has been an effective controlling method since the setting of shrinkage-compensating theory.
自补偿收缩理论建立以来，采用混凝土膨胀剂抑制混凝土的收缩开裂是行之有效的控制方法。
A large number of project experience have shown that thermal stress and ice expansive pressure are the primary factors which cause mass concrete aqueduct to crack and wreck.
大量工程实践证明，温度应力、冰膨胀力是引起大体积混凝土渡槽结构出现裂缝和发生事故的主要原因。
Suggestions are made for improving the quality of MgO, improving the method of mixing MgO in the production of concrete and for producing expansive agents with different speed of expansion.
文中提出了改善氧化镁品质、改进掺混工艺、研制具有不同膨胀速率的膨胀剂等意见。
Furthermore, the shrinkage of concrete is improved by the proven hydro-expansive property of mineral activator.
此外，研究还证明无碱矿物激发剂具有水化膨胀性，它在一定 程度上能改善混凝土的 收缩。
Furthermore, the shrinkage of concrete is improved by the proven hydro-expansive property of mineral activator.
此外，研究还证明无碱矿物激发剂具有水化膨胀性，它在一定 程度上能改善混凝土的 收缩。
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