以下为句子列表：
英文: A circuit or device that converts a DC input voitage to a regulated output woltage, The output voltage may be lower,higher or the same as the input voltage, Switching-regulator DC-DC circuit most often require an inductor or transformer to achieve t-he re
中文: 指一电路或仪器可将一直流输入电压换成一高速过的输出电压，此输出电压可为较低，较高或输入电压相同，交互式直流对直流调整电路通常需要一电感或变压器以达到所要的输出电压，交换式调整电路和非交换式技术比有较高的功率效率。
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英文: After 0 voltage and 0 minutes treatment,"pine cortex" heaves appeared on the surface of carbon fiber,and the composite intensity decreased markedly.
中文: 经0V,0min处理后,纤维表面出现“松树皮”状凸起,复合材料力学性能下降。
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英文: Analysis of falsely grounding of electromagnetic voltage transformer
中文: 一例电磁式电压互感器“虚幻接地”现象的原因分析
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英文: Application of Sienmens S7- PLC in the Low-voltage Control System of Electric Dust Remover
中文: 西门子S7-PLC在电除尘器低压控制系统中的应用
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英文: Application of check algorithm of line tackle pressure-losing while extra-high voltage transmission line is being constructed
中文: 超高压输电线路放线滑车失压校核算法的应用
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