concrete strength level 混凝土强度等级 收藏 Reservoir Normal Level in Flood Season 汛限水位 收藏 .
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Through laboratory test, the fatigue property of different high bending strength pavement concrete is studied, which is contrasted with different concrete under the same stress level and load.
通过室内试验研究了不同种类高抗折强度路面混凝土的疲劳性能，并在相同应力水平以及相同荷载作用下与不同类型混凝土的疲劳性能进行了对比分析。
Studies for the mechanical properties of concrete are very important to increase the strength of concrete material, improve design level and reduce the construction cost.
其力学特性的研究对充分发挥材料的强度，提高设计水平和降低工程造价具有十分重要的意义。
Thermal curing process in the preparation of aerated concrete under the age 5days, its strength and density grade reached the standard request to a B08 level of autoclaved aerated concrete.
在热养护工艺下制备的加气混凝土5d龄期强度和密度等级均达到了B08级蒸压加气混凝土的要求。
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