To take 1.5% as the threshold of reflectivity and separate the reservoir from other water then we can get the area of sea salt production.
采用反射率1.5%作为水库水体与其它水体的划分阈值，分离出水库水体并得到海盐生产面积。
Meanwhile, we discussed the effect of the combined production of salt and Br on sea-salt production and gave some advices for it.
盐溴联产工艺中，介绍提溴后卤水发生的变化情况及对海盐生产的影响，并就此提出改进的措施。
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