Action mechanism of admixtures for pressed silicated concrete products is dissected in this paper.
本文探讨了外加剂在压制硅酸盐混凝土中的作用机理。
The concrete slab stress of the pressed flange decreases with the increment of time. But the diminished stress value decreases with the increment of the shear connector rigidity.
受压翼缘混凝土板的应力随着时间的增加而减小，但减小的幅度随剪力连接件的刚度增加而减小。
The effect of sustained uniaxial compressive load on the permeability of concrete was studied by a load-permeation testing device with pressed spring loads.
用以受压弹簧为荷载的压力渗透实验装置研究了持续单向压荷载作用对混凝土的水渗透性的影响。
When the hydraulic pressure tunnel is pressed by water, the concrete of tunnel transfers the pressure to the surrounding rock mass, and it also is pressed by the rock reaction force at the same time.
对于均质连续岩体，通过模拟围岩抗力，可以仅取衬砌及其附近围岩作为分析对象，将水工压力隧洞应力分析转化为受内、外压的厚壁圆筒。
This article describes the use and construction technology for small block of steam pressed aerated concrete and sandwich panel used in direct storey increasing project.
本文作者通过一工程实例，介绍了蒸压加气砼小型砌块、彩钢夹心板在直接加层工程中的应用及采取的施工技术措施。
This article describes the use and construction technology for small block of steam pressed aerated concrete and sandwich panel used in direct storey increasing project.
本文作者通过一工程实例，介绍了蒸压加气砼小型砌块、彩钢夹心板在直接加层工程中的应用及采取的施工技术措施。
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