利用协整检验方法，对我国股价指数和物价指数波动的关系进行分析，可知上证指数和深证成指在波动的延续性上不同；
This paper tests the relationship of fluctuation between Chinese stock price index and price index by using approaches of Johansens co integration test.
综述了恒星形成各个阶段的观测结果和研究现状以及成协的天体物理环境情况。
This paper summarizes the results of observation and study for star formation in different phases.
通过添加不同的协效成炭剂可以提高PP燃烧时的成炭量和成炭效率。
Charing amount and charing efficiency of PP during its burning process could be raised through addition of different synergistic charing agents.
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