您要查找的是不是:
- half power beamwidth (HPBW) 半功率束宽
- Half Power Beamwidth 半功率射束宽度
- A measurement of the difference in cycles/sec between the limiting frequencies of a band in which the attenuation of any frequency, with respect to the central frequency, isless than a specified value(usually half power or three db). 一个频带的上下界频率之间差的一种度量,以周期/秒表示。在该频带中,任何一频率的衰减(对中心频率而言)小于一个特定的值(通常为半功率或3分贝)。
- Am angle between half power points 半功率点间的发射束角
- emission beam angle between half power points 半功率点间的发射束角
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- Reception improved because of the new antenna. 接受效果因有新天线而得到改善。
- She reckoned she had cut her cost by half. 她估计她减少了一半的费用。
- Check function of power antenna. 检查自动天线的功能。
- I worried half the night and have a fitful sleep. 我半个晚上都一直在担心,故而时醒时睡。
- Improvement on the Damping Estimation by Half Power Point Method 半功率点法估计阻尼的一种改进
- He can fling off a poem in half an hour. 他可以在半小时之内草就一首诗。
- It took him half an hour to finish the work. 他花了半个小时做完这项工作。
- I usually go to bed at half past ten. 我通常十点半睡觉。
- No antenna, no radio, we're back in the nineteenth century! 没有天线,没有无线电,我们回到十九世纪了。
- Half the oil in the lamp had burnt away. 油灯中一半的油已经烧掉了。
- Half the fruit crop froze out in the sudden cold. 一半的水果作物在突如其来的寒流中被冻死。
- You should fix the television antenna before receiving programs. 接收节目前,你应该先装天线。
- He knocked out a plan in half an hour. 他半小时就草草订出一个计划来。
- The game didn't heat up until the second half. 游戏玩到后半场才热闹起来。