- 重点词汇
- radion.无线电;收音机;无线电广播台;无线电收发报机;
- signalsn.信号( signal的名词复数 );(无线电或电视所传送的)讯号;标志;(尤指铁路和公路上的)指示灯;
- high-frequencyadj.高周波的,高频率的;
- 相关例句
He stood up, signalling to the officer that he had finished with his client...
他站起身,向警察示意他和他的当事人已经谈完了。
《柯林斯高阶英汉双解学习词典》
Kurdish leaders saw the visit as an important signal of support...
库尔德领导人将这次访问视作一种表示支持的重要信号。
《柯林斯高阶英汉双解学习词典》
The United manager was to be seen frantically signalling to McClair...
一会儿可以看到曼联主教练拼命地朝麦克莱尔示意。
《柯林斯高阶英汉双解学习词典》
His final round was a signal triumph in a career marked by many sweet moments.
最后一场比赛的胜利在他充满欣喜的职业生涯中具有非凡的意义。
《柯林斯高阶英汉双解学习词典》
为了改善图像质量,提高信噪比, 多采用多帧平均的算法.
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Signal to Noise Ratio ( SNR ) : The ratio of the signal to the random noise setdata.
全炉膛火焰的燃烧过程伴随着大量动态的随机噪声,这些噪声信号必须消除.
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仪器分析方法: 一般以信噪比为10:1时相应的浓度作为定量限的估计值,然后配制相应定量限浓度的样品,反复测试来确定.
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