directivity
方向性
常用释义
英音[ dɪrekˈtɪvɪti ]
美音[ dɪrekˈtɪvəti ]
基本释义
- n. [电讯] 指向性；方向性
例句
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1·The antenna received signals with no directivity.那种天线可接受没有方向性的信号。
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2·Then they discovered that the directivity of the magnet.后来又发现了磁石的指向性。
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3·No obvious directivity occurs in the songs of black cicada.黑蝉鸣声的波形结构无明显的方向性。
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4·The eXpression of directivity of far field and near field was derived.推导出了此类换能器的远场指向性和近场声压的表达式。
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5·Why is it necessary to explain the directivity of thoughts and provide clues?为什么让别人感受到，为什么会有自我的思维指向和线索？
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6·The directivity of the group of the point source and the line source is analyzed.分析了点声源组和线声源的指向性。
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7·Simulated results show that the directivity and the gain of the array are improved.模拟结果表明，天线阵的方向性以及增益都得到了加强。
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8·The directivity of in array excited by weighted Walsh current has also been calculated.最后计算用沃尔什电流加权激励的天线阶的方向性。
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9·The rupture directivity effect is due to rupture propagation and radiation pattern effects.破裂方向效应是由破裂传播和辐射图效应引起的。
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10·Millimeter-wave dielectric lens antenna is a kind of aperture antenna with high directivity.毫米波介质透镜天线是一种高方向性的口径天线。
同义词
n.
[电讯]指向性；方向性