Based on the principle of energy balance and equivalent optical length, a series of formulas have been derived.
本文根据能量平衡和光程相等的原理，导出一组非平行入射光束的整形器面形设计公式。
Based on the principle of energy balance, a model and an analysis method of active and reactive loops for capacitor motor analysis was presented.
从能量平衡的基本思想出发，提出单相电容电动机的一种有功、无功双回路模型及其实用分析方法。
A mathematical model of heavy oil flux about rotary anode furnace in copper refining based on warm-up burning air was established based on principle of energy balance.
根据能量平衡原理，建立了基于燃烧风预热下铜精炼阳极炉重油流量数学模型，并根据不同预热燃烧风温度对铜精炼阳极炉氧化期重油流量数学模型进行计算。
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