summery

1.This is a summery of the synthesis, structure and reaction of borazine.

对环硼氮烷的合成、结构和反应进行了综述。

2.Starting from the summery, economic development foundation and incorporative development of Jing-jin-ji area, the paper makes 6 policies for the regional economic development of the area.

从京地概况、经济发展基础以及联合发展内容等方面入手,提出了京域经济发展的6项对策。