实验性消退;
The experimental results congruously show that the sandstone aggregate is alkali-silica reactive, and the reactivity mainly results from chalcedonic microcrystalline quartz and undulated extinction quartz.
试验结果一致表明了该砂岩骨料具有潜在的ASR活性,其碱活性主要来自于玉髓状微晶石英和波状消光石英。
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