narrow-band的例句大全

? sults show that the hearing loss in group 1 caused by low frequency noise was slight and the audibility of the ani-mals recovered in 24~ 48h after exposure, whereas the hearing loss caused by narrow band noise was more marked-ly than the above;

结果表明，第1组动物由低频噪声引起的听力损失轻，暴露后24～48h听力恢复正常，窄带噪声引起的听力损失较前者重；

Acoustics& Reference zero for the calibration of audiometric equipment Part 4: Reference levels for narrow-band masking noise

GB/T4854.4-1999声学校准测听设备的基准零级第4部分：窄带掩蔽噪声的基准级

Acoustics Audiometric test methods Part 2: Sound field audiometry with pure tone and narrow-band test signals

GB/T16296-1996声学测听方法第2部分：用纯音及窄带测试信号的声场测听

Nothing can embellish a beautiful face more than a narrow band drawn over the brow.

除了一条横束额上的细带而外,没有别的东西能把美丽的面庞衬托得更好的了.

The two ultra-high frequency outer antenna sensors are made with wide band and narrow band respectively. The gain of two sensors is both greater than 1 and VSWR of the sensors is less than 2 in effective bandwidth range.

研制了宽带和窄带两种超高频外置天线传感器，两种传感器增益均大于1，驻波比在其有效带宽范围内均小于2，均能用于GIS局部放电超高频检测。