链接：PPT：安全标准化培训课件 https://mp.weixin.qq.com/s?__biz=MzI0NzM4MDgyOA==&mid=2247494335&idx=1&sn=233e9390e5614e7bd9bae756a3ff565f&chksm=e9b2448cdec5cd9afd2af371d361ea07c4c39a654255cb90835a10f6a8d9fb99bc0a916abfcc&mpshare=1&scene=23&srcid=&sharer_sharetime=1572419132104&sharer_shareid=d9fdcc60a46951fed6d7a0bbdd004814#rd
