两款手表均配有蓝牙，重力感应，光感，以及可充电电池。
Both of them are loaded up with Bluetooth, an accelerometer, ambient light sensor, and a rechargeable battery.
论述了起动用铅酸蓄电池重力铸造板栅模具的设计、制造和铸造工艺技术。
The design and manufacture for the gravity-casting molds of lead-acid starter battery grids, also the processing technique of casting are explained.
建立了短时微重力落塔实验专用直接甲醇燃料电池性能测试系统。
An experimental test system for the direct methanol fuel cell under microgravity environment was set up.
通过试验，观察了在重力作用下液态水对PEM燃料电池性能及其内部传质的影响，分析了PEM燃料电池单体电极的不同摆放位置对其性能的影响。
In this paper, liquid water on the performance of a PEM fuel cell and mass transport is observed on different electrode relative position under gravity effect by experiment.
通过试验，观察了在重力作用下液态水对PEM燃料电池性能及其内部传质的影响，分析了PEM燃料电池单体电极的不同摆放位置对其性能的影响。
In this paper, liquid water on the performance of a PEM fuel cell and mass transport is observed on different electrode relative position under gravity effect by experiment.
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