directivity的翻译，读音
释义：
近义词
n. directional property
例句
How to get the desired frequency response and directivity pattern? 如何得到需要的频率响应与指向性图案？ 。
The higher the acoustic frequency is, the stronger its directivity is. 而且所有声频均有指向性,声频愈高, 指向性愈强. 。
The radiation directivity of a complicated conformal array of underwater acoustic transducers is presented based on the boundary element method. 用边界元方法，给出了水声发射换能器共形阵各阵元的单元指向性以及基阵的自然波束指向性和束控波束指向性。
In consideration of the directivity and acoustic power, the input voltage distribution of a loudspeaker array can be optimized and selected. 运用该方法可以优化扬声器阵列的输入电压分布，获得指向性和声功率级二者兼顾的扬声器阵列。
In this system, the different characteristic and directivity of the different frequencies audio signals while propagating in the air are tested and analyzed. 利用该系统对不同频率声频信号在传输过程中的变化特征及其指向性进行了实验研究和对比分析。