transmission frequency meaning in Chinese

传输频率
发射频率
输电频率

He varied the transmission frequency
他变换了无线电传送的频率。
Nokia says it will support the dvb - h standard for mobile phones , but transmission frequencies for mobile tv have not yet been allocated yet
诺基亚说这种机型也将会支持现有的dvb - h标准，但是这一段的传送频率还没有分配给他们。
Mems switches based on metal - metal contact are useful in a variety of power management information processing and communication systems because their on resistance is lower than that of semiconductor switches and their off resistance and transmission frequency are higher than that of semiconductor switches
在自动测试、控制系统、通信系统的信号通路等领域有着广泛应用潜力，同时， mems开关是微机械技术中的一类有代表性的结构，是很多微机械器件的基础。
With the increasing of digital cable transmission frequency , srl ( structural return loss ) on - line evaluation using diameter data of digital cable core became a method of cable quality control . higher measuring precision and higher measuring speed of the diameter gauge was required
此外，由于数字通信电缆传输频带的提高，对均匀性要求也不断提高，采用直径信息来在线评估数字通信电缆的srl (结构回波损耗)成为也质量控制一种方法，这就对测径仪的测试性能提出了更高的要求。