On the basis of spot sample and laboratory experiment, authors studied the time-variant probability model early age period mechanical properties of high-strength concrete.
通过现场试验建立了高强度混凝土早龄期力学性能的经时概率模型。
Many research achievement have been acquired mainly on the studies of after-hardened volume stability of high-strength concrete and it's early-age cracking.
现有研究主要集中在对高强混凝土硬化后的体积稳定性及其开裂方面，取得了较多的成果。
Many research achievement have been acquired mainly on the studies of after-hardened volume stability of high-strength concrete and it's early-age cracking.
现有研究主要集中在对高强混凝土硬化后的体积稳定性及其开裂方面，取得了较多的成果。
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