如何准确测定稳定度和流值、如何选择合理的空隙率以及采用何种矿料级配是沥青混凝土配合比试验的关键问题。
How to determine the stability, flow value, how to choose an advisable void volume and what kind of mineral aggregate gradation is adopted are the key problems in Max ratio test.
通过对杜拉纤维混凝土配合比试验和工程实践证明，在混凝土中掺加杜拉纤维后，可以减少混凝土的裂缝，而且有效提高抗冲能力。
Based on the ration experiment and practical engineering of DFRC concrete, this kind of application can reduce the rate of concrete cracking and increase the strength against momentum.
配合比试验和实际施工检测表明：左岸防淘墙混凝土各项指标均能满足设计指标的技术要求。
The mix proportion test and practical construction check demonstrate the concrete indexes of the anti-scouring wall meet DE.
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