expansion agent的用法和樣例：
例句
- This paper researched influence of curing conditions on the volume stabilization of HPC admixed with expansion agent UEA.
本文研究了養護條件對摻膨脹劑高性能混凝土體積穩定性的影響。 - Several lower alkalinity and small addition concrete expansion agents were prepared with different raw materials.
摘要利用不同的原料配製了多組低鹼低摻型混凝土膨脹劑。
