电梯为啥要装服务器?安全智能省心三赢!电梯装服务器的多重益处,安全 智能 省心,三赢之道
Why do elevators need to be equipped with servers? A win-win-win situation of safety, intelligence and peace of mind! The multiple benefits of installing servers in elevators: safety, intelligence, and peace of mind, a win-win-win solution
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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