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。

youdao

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。

youdao

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。

youdao

Associated with LOOP are Clovelly Dome, a 40-million-barrel salt cavern storage facility, and the Capline pipeline, which is the largest pipeline system delivering crude oil from the Gulf Coast to the Midwest.

FORBES: Gustav Rides Louisana's Energy Highway