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- outside band noise monitor 带外噪声监测器
- out of band noise monitor 带外噪声监测器
- Noise from different sources has different features.Different noise monitoring and predic tion methods should be used for the nois... 噪声预测方法应在考虑铁路规模的同时,针对不同影响特征建立不同预测方法。
- Progress report on noise monitoring of MOS Rail. 马铁在监控噪音方面的进度报告。
- TEDA has set up noise monitoring apparatus at main crossroads. 天津开发区在主要路口建立了道路交通噪声监测装置。
- This paper discussed the double sideband noise figures and single side band noise figures of the superheterodyne receivers in a ideal hypothesis and the practical case respectively. 分别讨论了在理想假设和实际情况下超外差接收机的双边带噪声系数和单边带噪声系数，给出了单边带接收机的某些设计方案。
- Achieving online auto monitoring is our ultimate target of noise monitoring. 我国噪声监测的最终目标是实现在线自动监测。
- Reflected wide band noise current 反灌相对宽频杂音电流
- FM-PERCEPTION THRESHOLD OP NARROW BAND NOISE 窄带噪声的调频感受阈
- A Power Spectrum of Discontinuous Narrow Band Noise 间断窄带噪声的功率谱
- Without a RF filter, B should be more than 9dB so that the out of band noises near the central frequency can achieve the DAB transmitting signal criterion. 在不加滤波器的情况下 ,离中心频率较近的带外噪声欲满足DAB发射信号频谱标准 ,B至少要在 9d B以上。
- narrow band noise stimulus generator 窄带噪声刺激发生器
- In 2001, 273 cities conducted noise monitoring on the road traffic, with 59 ones over the previous year. 2001年，273个城市进行了道路交通噪声监测，比上年增加了59个城市。
- partial band noise jamming (PBNJ) 部分频带噪声干扰
- The busy road outside the school is a menace. 学校外面那条车水马龙的大道是个危险之地。
- Vibration and Noise Monitor for Underwater arget 水下目标振动噪声监测
- In 2001,273 cities conducted noise monitoring on the road traffic,with 59 ones over the previous year. 2001年，273个城市进行了道路交通噪声监测，比上年增加了59个城市。
- He left when the band began to beat out pop music. 乐队一奏起流行音乐他就走了。
- Buoyed Under Water Noise Monitor System 潜标式水下目标噪声测量系统
- The band played a military march. 乐队吹奏军队进行曲。
