分别用平板法及圆环法测试研究了不同代砂率的橡胶砂浆在塑性阶段及硬化早期阶段的收缩开裂性能。
Properties of anti-cracking of rubberized mortar were studied at plastic stage and hard stage by the method of board and ring devices respectively.
天然橡胶生胶贮存硬化过程大致可以从加速贮存试验中获得反映。
Storage hardening of raw NR may be seen from accelerated storage-hardening test.
天然橡胶生胶贮存硬化过程大致可以从加速贮存试验中获得反映。
Storage hardening of raw NR may be seen from accelerated storage-hardening test.
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