梁柱不同强度等级混凝土分别浇捣进行施工时，要避免邻接面形成冷缝。
When the beam columns with different strength concrete are poured respectively, cracks in the connecting faces should be avoided.
表明高强混凝土立方强度尺寸效应不同于普通混凝土。
Expressing the high strength concrete cube strength size effect differs from the common concrete.
计算结果显示，不同细观骨料模型具有相似的规律，即随预静载增大，混凝土动弯拉强度上升，至一定峰值后回归到静载强度。
The law shows that, along with the static pre-load increasing, the dynamical bending strength of concrete would go up to a peak value and then move downward to the static strength.
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