查询词典 radio frequency

beat frequency detector：拍频检波器,差频检波器

beat frequency 拍频[频] | beat frequency detector 拍频检波器,差频检波器 | beat frequency interferometry 拍频干涉测 量学

beat frequency meter：差频频率计

beat frequency detector 拍频检波器 | beat frequency meter 差频频率计 | beat frequency oscillator 拍频振荡器

beat frequency meter：差频计

beat frequency meter 差频测试计,差频频率计 | beat-frequency meter 差频计 | beat frequency oscillator 差频振荡器

beat frequency meter：差频测试计,差频频率计

beat frequency detector 拍频检波器 | beat frequency meter 差频测试计,差频频率计 | beat-frequency meter 差频计

frequency measurement by comparison with time scale：时标比较法测频

frequency index,频率指数 | frequency measurement by comparison with time scale,时标比较法测频 | frequency measurement by digital meter,用数字频率计测频

frequency measurement by comparison with time scale：时标比力法测频

frequency index,频率指数 | frequency measurement by comparison with time scale,时标比力法测频 | frequency measurement by digital meter,用数码频率计测频

high frequency cauterization：高频电灼

high frequency capacitor 高频电容器 | high frequency cauterization 高频电灼 | high frequency cautery for gynecology 妇科高频电熨器

high-frequency change-over switch：高频转换开关

high-frequency ceramic element 高频陶瓷元件 | high-frequency change-over switch 高频转换开关 | high-frequency choke coil 高频扼流圈

Frequency Changer：混频管

frequency change 频率变换 | frequency changer 混频管 | frequency characteristic 频率特性

Frequency Changer：变频机

frequency bridge 频率电桥 | frequency changer 变频机 | frequency characteristic 频率特性

Permanently mounted to American-made 3/4" hose bibb：永久安装在美国制造的3 / 4 "软管比伯

Features: 特点: | Permanently mounted to American-made 3/4" hose bibb永久安装在美国制造的3 / 4 "软管比伯 | Editorial Review: 编辑审查:

Exhale ,forward：呼,前屈

Bend your knees,inhale,reach up to utkatasana;屈膝,吸,双臂上举,幻椅式 | Exhale ,forward; 呼,前屈 | inhale, lift your spine, hands connected; 吸,伸展脊柱,手连接(地面或小腿)