灰碱面是张掖农村待客的上食，也是判断姑娘和媳妇做饭手艺的一个标志。
Gray base surface is the hospitality of the rural areas of Zhangye food, girls and daughter-in-law is also judged a sign of cooking skills.
稻壳灰经碱液处理后，再用硫酸活化以制取大豆油精炼中的脱色剂。
Rice hull ash (RHA) was activated with sulfuric acid after treatment with alkali soluted to produce an adsorbent for the soybean oil industry.
利用工厂燃烧废弃的稻壳灰与碱液反应制备硅酸钠。
The rice husk ash abandoned by the factory after burnt was used to prepare sodium silicate after reacted with alkali liquor.
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