salt manufacturing

• 制盐

salt manufacturing的用法和样例：

例句

1. China was one of the world's pioneers in making salt from seawater.
   中国是世界上最早利用海水制盐的国家之一。
2. Laeso residents turned to seaweed to thatch their roofs after most of the island's trees and reeds were harvested and burned by the salt industry.
   因为岛上的制盐工业耗尽了岛上大部分的树木和芦苇，兰依索的居民开始用海藻铺屋顶。