查询词典 sound wave

The sound absorption coefficient of the material is tested by standing wave tube method.

采用驻波管法测试材料的吸声系数。

Swing was big band music and used large brass sections to provide a tidal wave of sound .

摇摆爵士乐的特征是启用大型乐队，铜管乐器用得很多，以给人一种音浪的感觉。

The nature of the wave motion in sound can be made clear by considering the tuning fork.

对于音叉的考查可以使我们清楚地理解声波波动的本质。

Ultrasonic wave pulse technique was used to investigate the velocity of sound and attenuation of the damaged samples PBXN-S.

采用超声探伤仪对损伤材料PBXN-5的声速和声衰减进行了测量。

The relationship between the vibration and the sound radiation of the mechanism was revealed through wave number analysis.

通过对高速弹性机构振动波数谱的分析，揭示了机构振动与声辐射性能的内在关系。

The interference of the incoming and reflected sound waves forms clear standing wave pattern in the tube.

在驻波演示管内，由扬声器发出的行波和反射面形成的反射波干涉形成物理模型清晰的驻波。

Use mathematical method to produce a wave sound file of the source code.

详细说明：可使用数学方法生成波形声音文件的源代码。

The frequency, wave lenth, and speed of sound are closely related.

频率，波长和声速三者是密切相关的。

The frequency, wave length and speed of sound are dosely related.

声音的频率、波长、和速度三者紧密相关。

The experment results show that the velocity of shock wave approximate equals tothe sound speed of water.

实验结果表明，冲击波的传播速度约等于水中声速。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。