Pure mechanical work expended (disregarding thermal efficiency and BMR). For bikes this can be regarded as a measure of chain wear - a standard bicycle chain will last about 100 MJ, for motorcycles about 1 GJ.
Sensor will provide data only when your physical activity is recognized to be compatible with sensor purpose. For example, Step sensor will count steps while walking or running, not while riding a bike. Note, this may not be accurate and can be laggy. Google Play services are required.
仅当您的身体活动被认为符合与传感器用途目的兼容时，传感器才会提供数据。例如，步数传感器将计算在步行或跑步时的计算步数，而不是在骑自行车时计算步数。请注意，这可能不准确并且可能会滞后。需要 Google Play 服务。
None
数字过滤延迟，这可能会比实际时间延迟一分钟左右需要数字滤波延迟，这有时会明显落后于实时。