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。

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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。

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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。

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Gamal was pushed to the ground and lay there, his face pressed against concrete, while blasts exploded around him.

NEWYORKER: The Contenders

U.S. Secretary of State Clinton pressed Afghan coalition allies to make concrete commitments to funding Afghan security forces over the next decade.

WSJ: What's News