The pipe sound的意思|示意

After partition the pipe into calculation cells, the sound velocity, fuel density, fuel pressure and flowing velocity at every calculation crunode in different time are gained.

在对油管合理地划分计算单元后，可求解得到油管各个结点在不同时刻的燃油音速、密度、压力和流速等特征参数值。

The property of the hybrid active silencer relies on the equivalent impedance at the secondary sound source position and the impedance distribution characteristics of the one-chamber pipe itself.

研究结果表明，复合有源消声器的消声效果取决于次级扬声器位置的等效声阻抗以及无源式消声管道本身的阻抗分布特性。

The pipe, which can be dropped from 40, 000 feet and tracked for 200 miles, makes a whoosh on its descent, reminding me of the sound of those old pneumatic tubes in department stores.

纸板管被从40 000英尺高空投下，可跟踪200英里，它嗖嗖地飞速移动，让我想起了百货商店里老旧气压管道的声音。

The company has advanced technology equipment and pipe sound detection equipment.

公司拥有先进的制管工艺设备和完善的检测设备。

Some problems in the traditional experiment of measuring sound velocity by using the resonant pipe device are analyzed.

分析了传统的用共鸣管测量声速实验中存在的问题，提出了两种减小误差的新的改进方法。

Music A division of some pipe organs, similar in sound to the great but smaller and less powerful.

琴管：管风琴的一种，与大管风琴的音质相似，但比其小而且音量较其弱。