以下为句子列表：
英文: A high efficiency dual-band RF power amplifier has an output and/or input of a high frequency transistor well terminated at the second harmonic frequency for dual-band operation.
中文: 本发明乃一种高效率双频射频功率放大器，提供高频电晶体的输出端与╱或输入端于双频操作中有良好的二阶谐波终止。
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英文: A new type of transistor radio has been brought out in that factory.
中文: 那家工厂生产了一种新型的半导体收音机。
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英文: A transistor has three electrodes, the emitter, the base and the collector.
中文: 晶体管有三个电极，即发射极，基极和集电极。
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英文: A transistor radio.
中文: 晶体管收音机
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英文: Abstract: In this paper ,the failure analysis of a type of high frequency power transistor is introduced .
中文: 摘要：介绍了对某型号高频大功率晶体管进行的失效分析。
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