摇转湿度计 psychrometer; sling 正温度系数电阻器 PTC-resistor; positive temperature coefficient resistor 张力计；拉力计 pull tension ga(u)ge ..
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For a long time, a common and popular method to solve current convergence problem of microwave power transistor is using emitter ballasting resistor, such as PTC, CTR thermistor, passive devices etc.
长期以来，解决微波功率晶体管的电流集中问题的通用做法是使用发射极镇流电阻，以及PTC, CTR热敏电阻等无源器件。
The FCL is composed of a fast switch and a PTC resistor connected in parallel.
研究了基于一次电流转移的限流器方案，它由快速开关和PTC电阻并联组成。
A PTC resistor according to the present invention comprises at least one PTC composition which comprises at least one resin and at least two conductive materials.
根据本发明的PT C电阻器包括至少一种PTC成分，所述至少一种PTC成分包含至少一种树脂和至少两种导电材料。
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