声速的

It is not affected by the pressure of the air.

例3。 声速随温度的升降会有轻微的增减，但不受气压的影响。

The elementary principle of the method is to get out acoustic information from acoustic solid medium firstly through Bragg diffraction ,and then to measure the difference of deflection angular from reference beam of light.

该方法的核心是通过声光布喇格作用，把SAW陀螺效应引起的声速变化信息寄载到布喇格衍射光中，通过检测布喇格衍射角度推算出固体介质的旋转角速度。

Using the color changing information of phase change paint, this technique mainly applies an image capturing and processing system which consists of a CCD video camera and a computer to measure the characteristic parameter and the heat transfer rate of model surface in hypersonic flow.

该技术主要是运用CCD摄像机与计算机组成的图像采集与处理系统，利用涂料发生相变的颜色变化信息，测定高超声速流场中模型表面气动加热的特性参数和热流分布情况。

In this disseration, Hugoniot equation of state and sound velocity of enstatite at high pressure are studied under shock compression and their application in geophysics are discussed.

本文试图用冲击压缩实验方法，通过研究顽火辉石在下地幔压力区的Hugoniot状态方程和高压声速，并结合由地震学研究提出的PREM模型进行综合对比和分析，进一步澄清下地幔的主要组成矿物及其相态等问题。

Furthermore, it is possible to provide appropriate objects to design flight control systems for hypersonic vehicle.

针对高度非线性和强耦合的高超声速飞行器数学模型，引入了反馈线性化原理，将其非线性的数学模型转化成符合控制设计要求的等效线性模型。

With the progress of the research and application of modern aerospace technology, the development of hypersonic vehicles has been pushed to a new climax.

伴随着航空宇航技术的研究及应用的不断发展，高超声速飞行器的研制逐渐步入高潮。

Using the theory model, a water jet atomized in a supersonic crossflow with Mach number 1.94 was simulated.

利用该模型对来流Ma=1.94的超声速气流中的水射流的雾化进行了数值模拟。

Ic at a supersonic speed, who then corrects them with a photoelectric lactic synthetically.

故此，英勇的小羊从南极的大气层以超声速飞来，并用一个综合的光电策略观纠正了他们。

Lamb flies from the atmosphere Antarctic at a supersonic speed, who then

故此，英勇的小羊从南极的大气层以超声速飞来，并用一个综合的光电策略观纠正了他们。

So the heroic lamb flies from the atmosphere of Antarctic at a supersonic speed, who then corrects them with a photoelectric tactics synthetically.

故此，英勇的小羊从南极的大气层以超声速飞来，并用一个综合的光电策略观纠正了他们。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。