超声波

The theory and application of ultrasound extraction technology were reviewed in this article.

对超声波在萃取分离中的应用进行了综述。

Investigation of the ballistic propagation of acoustic wave through two almost same sintered samples with face - centered cubic lattices indicates that there is a band gap range respectively in two order quasi - homogeneous media.

研究超声波经过两个烧结样品的行为。两个烧结样品为有序的面心立方结构，它们的结构几乎相同。研究表明：在两个有序的准均匀的介质中分别有一个禁带区域。

Ultrasonic wave motor is s new motor according to the principle of that to get turning force from ultrasound oscillation.It differs from traditional motor due to it is without winding and magnetic field.

与传统的电机不同，超声波电动机没有绕组和磁路，是一种由超声振动而得到旋转力的新原理电机，有驻波与行波两种驱动方式。

Therefore, it is very important to design a good ultrasonic range finder.

因此，设计好的超声波测距仪就显得非常重要了。

Thermal-structural analysis was performed for ultrasonic wire bonding by three dimensional finite element method.

用三维有限元方法对超声波线焊进行了瞬态的热-结构分析。

In this paper the finite element model of the USDC is built and the dynamic analysis is conducted.

建立了超声波钻探器的有限元模型，通过结构动力学分析，确定了钻探采样器的结构方案。

Firestone (1940) and Simons (1945) developed pulsed ultrasonic testing using a pulse-echo technique.

在医学中，可以利用超声波进行人体内部器官的组织结构扫描和血流速度的测量等。

Experiment was made on the floatability of various types of ore samples.

对超声波清洗前后矿物的可浮性做了对比研究。

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A technological flow sheet to extract zein economically and efficiently from CGM was designed.

并对超声波的频率、功率、超声用容器对提取率的影响也进行了研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。