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市电频率；[电]电源频率
1、mains───n.电源；[电]干线，输电干线（main的复数）；n.(Mains)人名；(英)梅因斯
2、mains supply───干线供电，市电电源，交流电源；市电电源；干线供给；交流电源
3、mains electricity───电源供电；干线供应的电力
4、frequency range───频带; 频段；[电子][通信]频率范围
5、frequency generator───[计]频率发生器
6、cream mains───奶油干管
7、mains ongles───手指甲
8、frequency───n.频率；频繁
9、cumulative frequency───[统计]累积频率，[电子]累积频数
1、The article introduces the composition lining of the mains frequency coreless induction furnace with short coils.───本文介绍短线圈工频无心感应保温炉采用的复合炉衬。
2、To Remove Influence of the Harmonic on Mains Frequency Channel Melting Zinc Induction Furnace───消除谐波对工频有心熔锌感应炉的影响
3、Discussion on Saving Energy Measures for Mains Frequency Coreless Induction Furnace used for Zinc Alloy Production───锌合金熔炼用工频无心感应炉节能措施探讨
4、Power Supply Distribution for Mains Frequency Induction Channel Furnaces───工频有心感应炉的送配电方案
5、Numerical Simulation of the Flow State Inside the Channel of Mains Frequency Induction Channel Furnace for Melting Zinc───工频熔锌炉感应体熔沟内流动状态的数值FangZhen研究
6、As the key links of production process of mains frequency induction electric furnaces for melting zinc.───烤炉和开炉是采用工频感应电炉熔锌的关键环节。
7、In this process, the supply frequency of the motor is not changed; it is always identical to the relevant mains frequency.───在此过程中，电机的供应频率是不变的。它总是与相关的主频率相同。
8、Therefore it can be seen that it will smooth the twice mains frequency DC into a near constant DC voltage.───因此它可以把“两倍于电源频率的直流电”进行“平滑化处理”，成为一个接近恒定的直流电。
9、mains frequency coreless , induction furnace for melting copper───工频无心感应熔铜炉
1、The crucible refractory XL901 of the mains frequency coreless furnace for melting copper including its main properties and the choice ofadditives, agglutinants etc. is introduced.
2、The article introduces the composition lining of the mains frequency coreless induction furnace with short coils.