The method and the condition of separation epoxy ethane from dihydric alcohol are discribed.

介绍了环氧乙烷与二元醇的分离方法和条件。

The sex role theory of Masculinities is an absolutely different partition between Masculinity and Femineity bases on sex.

男性概的性角色理论以生理性别为依据，将男性概和女性行径渭分明的二元划分。

By continuously repeating the structure of binary opposition of joy and ennui, Cat in the Rain conveys that gender means the incommunicability between the American couple and the death of their love.

《中的猫》在乐趣/无聊二元断重复的基础上,生动地传达出了由于社会性别的同,男女主人公无法沟通,爱情已死亡,婚姻关系正常的生活。