外来参观人员安全须知
链接：每日安全生产 https://mp.weixin.qq.com/s?__biz=MzU2NTI0MDM3Ng==&mid=2247556871&idx=3&sn=68b18caaabbf1cee30642eb7f6e60264&chksm=fcbce850cbcb614642ef797337cc372059da5d1de408e9ff1c2e5b6f5e9547e5eea635b45c18&mpshare=1&scene=23&srcid=#rd