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任楼煤矿“3.12”较大瓦斯爆炸事故警示教育片.MP4
https://zfile.chaojikaoba.cn/directlink/wenku-chaojikaoba-cn/%E5%AE%89%E5%85%A8%E8%A7%86%E9%A2%91%E6%B1%87%E6%80%BB/%E3%80%9004%E3%80%91%E7%85%A4%E7%9F%BF%E5%AE%89%E5%85%A8%E8%A7%8...
任楼煤矿“3.12”特大瓦斯爆炸事故警示教育片.mp4
https://zfile.chaojikaoba.cn/directlink/wenku-chaojikaoba-cn/%E5%AE%89%E5%85%A8%E8%A7%86%E9%A2%91%E6%B1%87%E6%80%BB/%E3%80%9004%E3%80%91%E7%85%A4%E7%9F%BF%E5%AE%89%E5%85%A8%E8%A7%8...
为什么说煤矿是高危行业，看看这些事故案例！.mp4
https://zfile.chaojikaoba.cn/directlink/wenku-chaojikaoba-cn/%E5%AE%89%E5%85%A8%E8%A7%86%E9%A2%91%E6%B1%87%E6%80%BB/%E3%80%9004%E3%80%91%E7%85%A4%E7%9F%BF%E5%AE%89%E5%85%A8%E8%A7%8...
中毒窒息事故警示视频.mp4
https://zfile.chaojikaoba.cn/directlink/wenku-chaojikaoba-cn/%E5%AE%89%E5%85%A8%E8%A7%86%E9%A2%91%E6%B1%87%E6%80%BB/%E3%80%9004%E3%80%91%E7%85%A4%E7%9F%BF%E5%AE%89%E5%85%A8%E8%A7%8...
