英语语法分析

The bittern was common in west and central Europe until the 19th century.

直到19世纪，麻鸦曾在欧洲西部和中部很普遍。

Because old bittern answers ooze, already affected plant area and the environment select an area.

由于老卤回渗，已影响到厂区和采区的环境。

Production cost of bittern and salt, the economic profits and social effective of bittern replaced salt were analysed.

进行了卤水和盐的生产成本分析和以卤代盐的经济效益及社会效益分析。