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- lobe half power width 波瓣半功率宽
- half power width 半功率宽度
- 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
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- A space equal to half the width of an em. m字体的一半大小
- She reckoned she had cut her cost by half. 她估计她减少了一半的费用。
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
- 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。
- James unleashed his power on Susan in revenge. 杰姆斯利用权力报复苏珊。
- He can fling off a poem in half an hour. 他可以在半小时之内草就一首诗。
- Industry is a heavy user of electric power. 工业需耗费大量的电力。
- 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。
- There was a power cut and all the lights went out. 因停电所有的灯都熄灭了。
- A new nuclear power station is on the stocks here. 这座新的核电站在建造之中。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。
