frequency n. 1.屡次,频仍,频繁。 2.(脉搏等的)次数,出现率;频度;【物理学】频率,周率。 audio frequency音频。 a high [low] frequency高[低]频。 the frequency of earthquakes in Japan 地震在日本的频繁发生。 mean [median] frequency中频。 resonance [resonant] frequency谐振频率,共振频率。 ultrahigh frequency超高频。 ultralow frequency超低频。 very high frequency甚高频。 very low frequency甚低频。
Optimum design of a three-phase frequency changer 变频器滤波参数的优化设计
frequency changer by means of electric current for calculation limitation 因变频器以电流为计算限制
frequency changer by means of electric current for calculation limitation 因变频器以电流为计算限制
Application of frequency changer in boiler fan and pump and its energy-saving analysis 水泵上的应用及节能分析
Commutator frequency changer 整流子频率变换器
Constant ratio frequency changer 恒比变频器
Ecundum motor up yi rating plate, select by means of current rating threefold hereinbefore frequency changer 马达选后,以马达上之铭牌,以选用变频器,
Finally the article introduces how to test opc server application and the spot application of fuji frequency changer opc server application 最后介绍了对opc服务器程序的测试,及开发的富士变频器opc服务器程序的现场应用。
This article narrated the high-pressured frequency changer in iron-smelting dust removal system transformation analysis as well as the economic efficiency analysis 本文讲述了高压变频器在炼铁除尘系统中的改造分析以及经济效益分析。
For more information about electric motors, frequency changer or slip ring motors please call the company woelf 在生产商和服务商woelf出色的网页上可以找到价廉物美的频率变换器,电动机,集电环(绕线)型转子电动机、绕线转子异步电动机。