在地球引力下，重量和质量是等值的，但是度量单位不同。
In the Earth's gravity, weight and is equivalent in quality, but different metric units.
对电能质量问题当前所应用的计算分析方法进行了总结，尤其详细讨论了电气化铁路计算中需要用到的基于AT等值电路的潮流算法。
Some current methods of calculation for power quality problems are summarized, especially a detailed analysis algorithm of the electrified railway based on AT equivalent circuit of the power flow.
在商标的翻译中应遵循数量准则、质量准则、关联准则和方式准则以达到译语与原语的等值。
It is necessary to translate trade marks according to quality maxim, quality maxim, relation maxim and manner maxim.
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