运用文献资料和比较分析等方法，调查分析了重庆童家桥中学教学过程中的体育课练习密度和运动负荷。
This paper analyses the density of exercise and the load of sports in the course of PE teaching in Tong Jiaqiao Middle school by applying the information and the method of comparative analysis.
清代江西民间盛行的童养主要是贫家针对溺女而采取的一种最常用的自我拯救方法。
In Qing Dynasty, folk infant adopting was popular in Jiangxi, which was a general self saving measure taken by the poor in order to avoid infanticide.
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