通过将正确的设备调整到正确的频率，如何防止小偷干扰你的设备阻止警报信号到达基站呢？
With the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?
阈值警报器及时发出报警信号，让油公司最大限度地减小设备承担的压力，避免设备停机或故障。
Threshold alarms trigger early warning signals that give operators the chance to minimize stress on equipment or prevent it from shutting down or failing.
阈值警报器及时发出报警信号，让油公司最大限度地减小设备承担的压力，避免设备停机或故障。
Threshold alarms trigger early warning signals that give operators the chance to minimize stress on equipment or prevent it from shutting down or failing.
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