reactive aggregate concrete
... 轻骨料混凝土 lightweight aggregate concrete 活性骨料混凝土 reactive aggregate concrete 陶粒骨料混凝土 hydite aggregate concrete ...
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三峡工程混凝土骨料碱活性检验项目是在以往大量长期的研究工作的基础上进行的复核检验。
The alkaline activity test on the concrete aggregate for Three Gorges Project is a re check test on the basis of the great number of long term research results.
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