the strong and weak points of two kinds of crude salt were compared respectively. the economic benefit gained from optimizing the process and equipment was given.
对比了两种原盐的优缺点,列出了优化工艺及设备后所取得的经济效益。
the resource and formation of impurities in crude salt was analyzed, and the method and measure of decreasing the content of impurities in crude salt.
文章分析了原盐杂质的来源及形成,论述了减少原盐杂质含量的方法和措施。
conclusions prevalence of goiter in idd areas has already decreased to below 5% through prevention for many years, but the quality of crude salt in these areas should be improved.
结论经过多年防治,病区儿童甲肿率已下降到5%以下,可粗制碘盐的质量尚有待提高。
do not forget to put two spoons of crude salt in the hot water which will help you exclude body waste and accelerate metabolism.
放两勺粗盐到浴缸里,可以帮助身体排出废物,加快新陈代谢。
state the principles of washing crude salt and test the influence of washing it, so as to find out the suitable conditions of washing.
阐述了原盐洗涤的原理,并对原盐洗涤的影响因素进行试验及讨论,从而找出原盐洗涤的适宜条件。
the products of high-quality sodium carbonate and hydrochloric acid (or hydrogen chloride) are produced by using carbon dioxide and brine or crude salt as raw materials by utilizing an intermediate.
本发明是利用中间体来实现以二氧化碳和卤水或粗盐为原料生产优质纯堿产品和盐酸(或氯化氢)产品。
results iodized effect of refined salt was better than that of crude salt, but there were 50% residents cooking with crude salt because of habit.