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阐述了成型半刚性材料结构层养生温度的测试、自然养生龄期的换算、标准养生任一龄期强度标准的确定及其应用，说明了用芯样评定结构层材料强度的方法。
The test of the curing temperature of the semi-rigid material layer, the scaling of the natural health period, the determination of the strength standard at any age of standard health care and its application are described. The method of evaluating the strength of the structural layer material by the core sample is described.