可變頻率

VFO? Variable Frequency Oscillator? 可變頻率振蕩器，變頻振蕩器?

EAL-68 with small amount of additive is suitable for R407C in variable frequency rotary compressors of YZB-20R. EAL-68型POE潤(rùn)滑油加入少量添加劑可以作為R407C的YZB-20R型變頻壓縮機(jī)用油。

Energy consumption of variable frequency drive pump are analyzed,and makes sugg estions about its suitable application. 詳細(xì)分析了變頻調(diào)速水泵的能耗，對(duì)如何合理應(yīng)用變頻調(diào)速水泵進(jìn)行了探討。

An idea of design is provided for asynchronous m otor of variable frequency variable speed in this paper mainly. 本文主要為變頻調(diào)速異步電動(dòng)機(jī)的設(shè)計(jì)提供一條思路。

Motor for deflector roll in entry side is requested to use AC variable frequency control. 卷取機(jī)卸卷小車(chē)行走電機(jī)采用交流變頻調(diào)速控制。