sound diffraction

[saund diˈfrækʃən]
  • 释义

    声绕射,声衍射;

数据更新时间:2026-08-25 15:08:54
1、

Approximate Calculation of the Sound Field of Diffraction of Barrier

声屏障衍射声场的近似计算

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2、

The influences of sound diffraction by a spherical shell on the measurement results and directivity of AVS were calculated by using the approximate equation of mechanical impedances of the thin spherical shell.

采用薄壁球壳机械阻抗近似公式,计算了球壳声衍射对矢量传感器声场测量和指向性的影响。

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3、

The structure and properties of fiber of IPP ( Z30S) blent with different content of chemical degrading modifying adduct have been studied by the way of density, velocity of sound, Xray diffraction and stressmeter.

采用密度法,声速法,X射线衍射,强力试验仪研究了化学降解改进剂含量不同的等规聚丙烯IPP(Z30S)共混纤维的结构和性能;

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4、

Influences of sound diffraction by elastic spherical shell on acoustic vector sensor measurement

弹性球壳声衍射对矢量传感器测量影响

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5、

Here, the sound pressure field and particle velocity field of sound diffraction by an elastic spherical shell are studied theoretically.

以实际应用需求为背景,从理论上分析了平面声波在弹性球壳上的衍射声压场和振速场;

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6、

Sound velocimeter and X-ray Diffraction ( XRD) were used to measure the crystallization and orientation of the fiber.

通过采用声速仪、X-射线衍射(WXRD)等分析与检测手段对纤维取向度和结晶度进行了测定。

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7、

PAN fibers with different drawing ratio and different preoxidation degree were investigated by means of sound velocimeter and X-ray diffraction meter.

采用声速仪及X射线衍射仪对不同牵伸倍数和不同预氧化程度的PAN纤维进行取向度和预氧化程度的测试,并将其结果进行对比。

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