查询词典 difference frequency

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

Frequency Changer：变频机,变频器

frequency change-over switch | 频率转换开关 | frequency changer | 变频机,变频器 | frequency channel | 频道

frequency characteristic：频次特征

frequency analyzer 频次分析器 | frequency characteristic 频次特征 | frequency curve 频率曲线

frequency characteristic：频率特性 周波数特性

■ frequency band 频带 周波数帯 | ■ frequency characteristic 频率特性 周波数特性 | ■ frequency domain filter 频率域滤波器 周波数領域フィルター

frequency characteristic：频率特征

{物}频率;频度;{统} frequency | 频率特征 frequency characteristic | 频度曲线 frequency curve

high-frequency choke coil：高频扼流圈

high-frequency change-over switch 高频转换开关 | high-frequency choke coil 高频扼流圈 | high-frequency coaxial cable 高频同轴电缆

antixerophthalmic factor：抗干眼因子

抗维生素 antivitamin | 抗干眼因子 antixerophthalmic factor | 抗干眼维生素 antixerophthalmic vitamin

January January：是一月, 一月January有新年

January, January是一月, 一月January有新年; | February, February是二月, 二月February有春节; | March , March是三月, 三月March 妇女节;