...而如果质量控制不好,灯的稳定性没有保障,这样就容易造成很高的退货比例,另外还可能有高温产生的负电阻(Negative Resistance),这些都是灯源质量控制上实力不足就会容易造成的后果。
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通过直流栅电压的作用室温时产生负电阻效应。
The applied gate voltage gives rise to negative differential resistance (NDR).
实际上,这就是把负电阻接入电路,使电路的总电阻为零。
In effect, a negative resistance is inserted in the circuit so that its total resistance is zero.
磨合试验中还发现了因齿面副两表面磨损率差形成的负电阻现象。
The negative oil film resistance is also found in the running-in, which results from the wear rate difference of the pair.
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