Adding the ash makes concrete stronger and more resistant to corrosion.
加入稻壳灰能够提高混凝土强度及抗腐蚀性。
2
The analysis of the factors impacting the long-term operation of fired heaters concluded that the coking, corrosion and ash accumulation were the culprits of the tube failure.
文章对影响加热炉长周期运行的原因进行了分析，认为结焦、腐蚀和灰垢是引起加热妒运行失效的主要原因。
3
The corrosion resistance of Large-Volume low-quality Fly Ash Concrete (LVFAC) is studied systematically and deeply in this thesis.