2) The equipment is simple, dry automatic alarm, through the 3C certification, a very low failure rate.
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dry automatic alarm
干式自动报警器
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The equipment is simple, dry automatic alarm, through the 3c certification, a very low failure rate.
设备操作简单，缺水自动报警，通过3c认证，故障率极低。
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