如何预防机械伤害？
来源：每日安全生产
链接：江苏佳安安全 https://mp.weixin.qq.com/s?__biz=MzIxMTM5Njg3OQ==&mid=2247491401&idx=3&sn=6ebfcdce138d386c7170fa023cccb3d2&chksm=9754af29a023263f6e81aaf4faeaa0fef11d6a348e980a13ac71229118d0074d972d46425c8e&mpshare=1&scene=23&srcid=&sharer_sharetime=1565746883510&sharer_shareid=d9fdcc60a46951fed6d7a0bbdd004814#rd