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Double feed systems work well if the grid voltage and frequency is very stable.
当网格电压和频率很稳定时，双馈系统工作的很好。
youdao
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Other systems for determining the amount of added fat to feed exist.
还有其它方法可确定饲料中添加脂肪的数量。
youdao
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Other systems for determining the amount of added fat to feed exist.
还有其它方法可确定饲料中添加脂肪的数量。
youdao