宣化泰龙带钢有限公司通过对加热炉的炉型、加热、换热方式进行改造，实现了提高产能、降低能耗、新品种开发等目的，预计半年多可收回成本。
Through reformation of furnace lines, heating and heat-change way, it is realized to increase output, reduce energy consumption and develop new kinds of product.
我收回说过的话，我想也许我是外向型的人。
为了消除单相电压型 PWM 整流器输出侧二次谐波的影响，经常接入电感、电容组成的二次吸收回路，本文对于二次吸收回路的参数选取和运用效果进行了研究。
In order to eliminate the second-harmonics in the output side of single-phase PWM rectifier, the filter circuit consisting of an inductor and a capacitor is often used.
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