Comprehensive discussion is made on the importance of decreasing boron content in sea-watermagnesia, the factors influencing the content of boron, and the methods of reducing it.
本文综合讨论了海水镁砂降硼的重要性和影响含硼量的各种因素，以及降硼的各种方法。
2
The difference of magnesia between seawater and brine is discussed in particular.
特别是讨论了海水与卤水镁砂之间的区别。
3
The research and development of magnesia from seawater and brine in China are demonstrated.