- 相关词组
- power frequency sparking test工频火花电压试验
- power frequency deviations电源频率偏移
- specific enquiry特定询价;
- preset frequency预调频率
- specific gravity比重;
- plasma frequency等离子体频率
- primary frequency zone主频区
- specific dutyn.从量税;专职;
- practical specific capacity实用电容率
- specific inquiry具体询盘;
- To be specific具体地说;
- Specific heatn.比热;
- frequency modulation调频;
- audio frequencyn.成音频率，音频;
- power plant effective specific fuel动力装置燃油消 耗率
- primary specific ionization原比电离
- acoustic frequency音频;
- natural frequency自然频率;
- primary frequency standard一级频率标准;基本频率标准
- phase-oscillation frequency相振荡频率
- 今日热词
- 热门搜索
- listen to this 听这个;听听这个;
- cassette n.盒式录音带;摄影胶卷暗匣，弹夹;珠宝箱，宝匣;
- building n.建筑物;楼房;房屋;建筑（艺术或行业）;v.build的现在分词;
- gram n.绿豆;鹰嘴豆;绿豆种子;克;
- granny n.奶奶;外婆;婆婆妈妈的人;
- income n.收入;所得 ;收益;
- pleasant adj.令人愉快的;友好的;和善的;
- origin n. 起源，根源;出身;[数]原点，起点;[解]（筋，神经的）起端;
- devotion n.深爱;献身;虔诚;
- fireworks n.烟火;烟火( firework的名词复数 );烟花;烟火表演;烟花表演;
- photographer n.摄影爱好者;
- gradual adj.逐渐的;平缓的;
