家庭防震准备：把知识变成东西

一、先修屋子，再修包

多数室内伤亡不是房屋倒塌造成的，而是家具倾倒和物品坠落。这部分风险最容易消除，成本也最低。

• 高柜必须固定。 书柜、衣柜、冰箱、电视柜,凡是高度大于宽度两倍的，用 L 型角码或防倾倒带固定到承重墙的实体部位——注意避开石膏板空腔，要打到龙骨或砖体上。
• 重物放低处。 重箱子、行李箱、大件家电不要放柜顶。厨房橱柜加装门扣，防止震动中柜门弹开、餐具倾泻。
• 床头是重点区。 床头上方不要挂画框、镜子、空调外机支架、吊灯。睡眠中人反应最慢，这是最不该省的一处。
• 留出逃生路径。 门口和主通道不堆杂物；玻璃隔断、落地镜贴防爆膜。

二、应急包：够撑 72 小时

放在玄关或床边随手可取的位置，全家一包，另在车里备一份小的。

必备：饮用水(每人每天 3 升，备 3 天)、压缩饼干或能量棒、手电筒(优先手摇或备用电池)、哨子(比呼喊省力得多，是关键物品)、充电宝、备用现金与零钱、常用药与个人处方药、急救包(纱布、绷带、消毒用品)、厚手套、口罩(防粉尘)、多功能刀、保温毯。

容易被忽略但很重要：身份证与重要证件复印件、家庭成员照片与联系方式写在纸上(手机可能没电或损坏)、一双结实的鞋放在床底(震后地面全是碎玻璃)。

每半年检查一次，更换过期的食品药品，测试电池。

三、约定与演练

约定一个集合点。 震后手机网络往往拥堵，全家事先说好：小范围在小区哪个位置集合，大范围去哪个应急避难场所。这类场所通常设在公园、学校操场、广场，有专门标识，值得提前实地走一次，确认路线上有没有可能垮塌的老墙或狭窄通道。

约定一个"异地联络人"。 灾区内部的通信可能瘫痪，但打给外地亲友常常还能通。全家统一向这位联络人报平安、汇总信息，比彼此互找更高效。优先发短信或网络消息，而不是打电话——占用带宽小，成功率更高。

实际演练一次。 至少让家里每个人做一遍"伏地、遮挡、手抓牢"，找到各自房间里最合适的躲避位置。有孩子的家庭尤其重要——震时没有时间讲道理，只有肌肉记忆管用。

最后，打开手机的地震预警功能。 国内多数安卓机型在系统设置的安全或应急功能中自带该选项，iPhone 用户可安装官方或权威机构的预警应用。几秒钟的设置，换的是几秒到几十秒的反应时间。

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结语

防震准备的悖论在于：做得越好，越显得多余；而它显得必要的那一刻，已经来不及做了。

但它真正的成本，也不过是一个周末下午。