The central part is frequency modulator.
核心部分是频率调制器。
The feasibility was studied for the tuning fork to be used as Space Frequency Modulator for the use of measuring the depth of plate.
本文对用音叉作为空间频率调制器的可行性进行了研究。
During a seven-day auction on eBay that ended on May 29, Novocin says he sold four items, including an X-Band Weather Radar Modulator for and a high-frequency radio circuit card for .
最后,经过七天的竞价,诺沃辛卖出了四件零件,包括以500美元的售价卖出一个雷达调节器和以32美元卖出一个高频无线电电路板。
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