为了为所有用户和大厦经理提供一个更加可靠和舒适的体验，REM系统远程全天候监控电梯的性能。
To offer all users and building managers a more reliable and comfortable experience, the rem system remotely monitors elevator performance around the clock.
为了为所有用户和大厦经理提供一个更加可靠和舒适的体验，REM系统远程全天候监控电梯的性能。
To offer all users and building managers a more reliable and comfortable experience, the rem system remotely monitors elevator performance around the clock.
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