通过该装置模型的性能试验研究，获得了其滞回性能曲线。
The hysteretic curves for electromagnet-friction control device are provided by performance capacity experiments.
例如，正在进行手术的医生可以通过该装置察看手遮挡的器官；
And the applications are pretty incredible - for example, a doctor could look through the lens and see the organs he was operating on below his hand.
机油的液位变化通过该装置直接显示在仪表盘上，确保了行车安全。
Changes of the oil level will directly display on the dashboard through the device, and as a result, safety is ensured.
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