查询词典 class frequency

altering-frequency water-supply：变频供水

工频干扰:Power-frequency Disturbance | 变频供水:altering-frequency water-supply | 中等功率放大器:medium-power amplifier

audio-frequency variation factor：音频波动因数,声频波动因数

audio-frequency transformer ==> 音频变压器 | audio-frequency variation factor ==> 音频波动因数,声频波动因数 | audio generator ==> 声频发电机

ultrahigh-frequency spectroscopy：超高频光谱学

超高频带 ultrahigh-frequency band | 超高频光谱学 ultrahigh-frequency spectroscopy | 超游离 ultraionization

ultrahigh-frequency band：超高频带

超高能加速器 ultrahigh-energy accelerator | 超高频带 ultrahigh-frequency band | 超高频光谱学 ultrahigh-frequency spectroscopy

high frequency tube generator：高频管发生器

high frequency surgical unit 高频电刀,高频电切器 | high frequency tube generator 高频管发生器 | high gain amplifier 高增益放大器

High frequency spark ion source：高频火花离子源

高频放电||high frequency discharge | 高频火花离子源||high frequency spark ion source | 高熔聚合物||dystectic polymer

Phase-shifting full-bridge series resonance converter：移相全桥串联谐振逆变器

高频时间序列:High-Frequency Time Series | 移相全桥串联谐振逆变器:Phase-shifting full-bridge series resonance converter | 变频:frequency converter

sonic frequency spectrum recording meter：声频频谱记录仪

sonic frequency cymometer 声频频率计 | sonic frequency spectrum recording meter 声频频谱记录仪 | sonic gas analyzer 声学气体分析计

The number of complete alternations or：频率,次数

freon plasma 氟里昂等离子体 | frequency 频率,次数, The number of complete alternations or | frequency acceptance band 接收频带

very low frequency antenna：甚低频天线QDJ中国学习动力网

very large scale integration logic vlsi逻辑QDJ中国学习动力网 | very low frequency antenna 甚低频天线QDJ中国学习动力网 | very low sound frequency 甚低音频率QDJ中国学习动力网

Matrix Communications Group IT：和通信综合供应商(英国/爱尔兰)

MTS 产品设计与开发改善解决方案供应商(美国) | Matrix Communications Group IT和通信综合供应商(英国/爱尔兰) | NCE 数据存储解决方案供应商(英国)

res perit custodibus：保管人承担损失

res nullius;无主财产;; | res perit custodibus;保管人承担损失;; | res perit domino;货主承担损失;;