rice husk ash

例句：

1. 1. The rice huskash is used as a soil amendment toimprove soil fertility.
   稻壳灰用作土壤改良剂，以改善土壤肥力。
2. 2. The rice huskash is also used in the production ofcement and glass.
   稻壳灰还用于生产水泥和玻璃。
3. 3. The rice husk ash is a sustainable alternative totraditional agricultural waste.
   稻壳灰是一种可持续的替代传统农业废物的选择。