以下为句子列表：
英文: Abstract: Mathematical Model of governing system's dynamic characteristicfor condensing turbine、 reheat turbine、 extraction turbine and power frequency turbine are introduced in this paper.
中文: 文摘:介绍了研究凝汽式汽轮机调节系统、中间再热式汽轮机调节系统、调整抽汽式汽轮机调节系统及功频电液调节系统的动态特性的数学模型。
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英文: Abstract: This paper analyses principles for power frequency inductive furnace and power factor parallel compensation and three phases balance,deals with processes of power factor compensation and three phases balance for PLC automatic power inductive fur
中文: 文摘:分析了工频感应炉的工作原理、功率因数并联补偿原理和三相平衡原理.论述了PLC自动控制工频炉的功率因数补偿、三相平衡的过程.它对节省能源，缩短熔炼时间，改善电网功率因数有重要意义.
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英文: Such hoists change the power frequency through transducer and the lifting speed and the traveling speed to make the electric hoist travel more smoothly and more accurately.
中文: 变频功能型电动葫芦利用变频器使电源频率发生变化，实现电动葫芦起升机构和运行机构的变速，使电动葫芦运行更平稳、定位更准确。
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英文: The purpose: High voltage parallel capacitor is used for power system of power frequency above 1KV to increase the power factor of system, improve the quality of voltage, reduce the loss of line.
中文: 产品用途：高压并联电容器应用于1kV以上的工频电力系统中,有来提高系统的功率因数,改善电压质量,降低线路损耗.
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