directivity发音

意思翻译

n.[电讯]指向性；方向性

相似词语短语

direct debit───n.直接借记

directories vs folders───目录与文件夹

indirect lighting───n.间接照明

direction field calculator───方向场计算器

dialyze direct il───透析直接il

direct labor───直接人工；普通工；直接劳工，直接劳动（力），直接生产工人； 直接劳动成本

direct print───[机] 直显照片

directing muscle movements───指挥肌肉运动

bike tires direct───自行车轮胎直接

omitting directory───省略目录

双语使用场景

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。

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？

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。

The directivity fibers on the surface, could prevent run down of the suspended solid.───由于表面有方向性植毛，可有效阻止污泥的流失。

The poor design of the enclosures could cause the irregularity in frequency responses and directivity patterns.───不良的设计会导致频率响应不平缓，且频响随空间角度出现较大变化。

By the nonlinearity of the propagation medium-air, the audible sound with high directivity can be produced.───利用超声波在空气中传播的非线性交互作用，可以产生高指向性的可听声音。

A dual ayer array of strip rectangular dipoles structure is investigated, leading to a directivity bandwidth enhancement.───一双的唉阵列的条更长方形的偶极子结构被调查导致一方向性带宽增强。

To improve the directivity and gain, the four units of plate end-fire antennas are arranged in the direction of end-fire.───为了提高增益和方向性，把四个平板端射天线单元在端射方向上排列。

If have no a definite train of thought have no a directivity can follow deeply , so get turn over and lose.───如果没有一个确切的思路，没有一个指向性的深出可循，那么，得到的反而就少了。

英语使用场景

Influence from Ground Attenuation, Screening, Reflection, Directivity Index.

Directivity and main lobe width were compared for the linear phased array acoustic transmitters with amplitude weighting and non-amplitude weighting using numerical examples.

The antenna received signals with no directivity.

The paper shows directivity pattern of N-octaves constant beamwidth.

This power monitor incorporates a low-loss, high directivity stripline coupler with independent linear power detection circuits.

The principles include directivity, scientific nature, characteristic, stability, and pertinence.

The directivity pattern of the sound field can be changed by adjusting the number of axial stiffeners when the axially driving force is exerted on one of the stiffeners.

Based on the basic theory of array directivity realize infrasound focusing by line transducer array, and design a new parabolic array.

A method to obtain the vertical directivity of hydrophone triplets towed line sonar by the optimal array processing is introduced in brief at first.