broad frequency 宽频带
broad frequency noise voltage 宽频杂音电压
Broad-frequency generator 宽频发电机
high precision and broad frequency 高精度宽频带
broad band coaxial frequency meter 宽带同轴频率计
Broad Operating Frequency 频率响应
Composite electromagnetic interference shielding coatings are of expansive research and development anticipation to high efficiency, broad frequency, low cost, long service life and easy application.
涂料作为新一代功能材料朝着宽频、高衰减度、长寿命、低成本、施工简便方向发展。
参考来源 - 含碳纳米管新型宽频轻质电磁屏蔽材料的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
Electrodynamic shakers are used in most cases because they can operate over a broad frequency range with accurately controlled waveform.
极大多数的情况下应用电动振动台，因为它能在一定广的频率范围内工作并且能准确地控制波形。
Helical antenna has not only almost identical to the resistive input impedance in broad bandwidth, but also works by the end of super-gain front lobed map in the same frequency band.
螺旋天线不仅在宽频带上具有近乎一致的电阻性输入阻抗，而且在同样的频带上按超增益端射阵的波瓣图工作。
UWB's broad frequency range includes the ultralow frequencies the U. s. Navy USES to communicate with submerged submarines.
UWB宽阔的频率范围包括了极低频率，美国海军将它用于与水中潜艇的通信。
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