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Frequency Conversion Water Pump: It is used to save energy; the number of pumps and rotating speed can be changed to meet the needs of users.
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变频水泵：为节能，小区供水采用了变频水泵，变频水泵根据用户用水量需求的大小，改变给水泵的投入数量和转速，以确保供水要求，并0达到节能的目的。 |
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Frequency Regulation Frequency regulation is a measure that states the difference between no-load and full-load frequency as a percentage of full-load frequency.
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频率调整率频率调整率是指空载和满载之间频率的差别与满载频率的百分比。 |
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Frequency drifts due to: DC voltage, temperature, VSWR.
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频率漂移跟直流电压、温度、驻波比有关。 |
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Frequency is simply the rate at which events happen.
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频度简单说来就是事情重复发生的速率。 |
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Frequency of use and large group size increase the like hood that a large area will be trampled, or that a small area will be tram pled multiple times.
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频繁使用和大队人员增加大面积区域被践踏或一个小的区域被多次践踏。 |
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Frequency response function (FRF) contains abundant structural dynamic characteristics, but the high redundancy and the huge data confine its application.
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结构的频响函数包含了更丰富的结构动力信息，但数据量大、冗余度高，不利于工程应用。 |
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Frequent accidents in China's mines point to its shortcomings in this regard.
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中国矿井频繁发生的塌方事件就是一个例证。 |
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Frequent and effective practice is the key.
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频繁而有效的练习是关键。 |
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Frequent consumption of soft drinks may also increase the risk of osteoporosis—especially in people who drink soft drinks instead of calcium-rich milk.
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频繁的饮用软饮料消费也可能会增加罹患骨质疏松症的机率,尤其是在人饮用汽水而非含钙丰富的牛奶. |
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Frequent excessive consumption can harmfully interfere with the user's well-being.
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频繁过多地使用就会对使用者造成内在的危害。 |
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Frequent hand washing has become a common hygiene practice in fighting SARS.
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常洗手已变成预防SARS的基本卫生习惯。 |
