Knitr cache file

This cache file stores the results of running each of the code chunks in manuscript.Rmd and supplement.Rmd, see http://yihui.name/knitr for details on caching.此缓存文件存储了manuscript.Rmd与supplement.Rmd中各代码块的运行结果。有关缓存机制的详细说明，请参阅http://yihui.name/knitr。