对于用模式研究气候变化对农业产量影响的方法，也进行了初步介绍。
Then the methods for study on the effects of climatic change on ecosystem and agricultured production have been discussed.
初步介绍调节运动员唤醒水平的常用方法，以提高运动员的运动成绩，改善运动效果。
Point out the methods that adjust athletics arousal level, the aim is to advance sports performance and to improve the effectiveness.
本文分析了近两年无汞干电池的检测数据，初步介绍了目前我国无汞干电池的质量现状。
Testing data of mercury-free dry batteries in the past two years was analyzed. The quality status of mercury-free dry batteries in China was discussed.
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