如果你有一个心率监测仪，你就应该让你的心率保持在145次以下。

If you have a heart-rate monitor, you should keep your rate below 145 bpm.

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该心率监测仪既在存储器中存储了瞬时心率值和平均心率值，又经简单运算在液晶显示屏上显示出瞬时心率值和平均心率值。

This monitor not only stores the instantaneous and average values but also displays them on the liquid crystal screen through simple calculations.

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除此之外，还有一些设备可用于检测驾驶员的健康水平，其中包括用于检查驾驶员的紧张程度的心率监测仪，以及为糖尿病患者准备的血糖监测仪等。

Others check on a driver's health with a heart-rate monitor to measure his stress level and a blood-sugar monitor for diabetics.

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