超声波的

Compared with traditional solvent extraction method,the effects of ultrasonic wave on extraction efficiency and product concentration were studied.

研究了从葡萄籽中提取原花青素的改进工艺，主要考察超声波作用对原花青素提取率和提取物含量的影响，并与传统溶剂法进行了对比。

That effects of the ultrasonic on cell growth and metabolism was little reported.

这效应的超声波对细胞生长和代谢的报道很少。

Using these two methods,the precision of the ultrasonic distance measuring system has been improved.

两种方法的采用，提高了超声波测距系统的测量精度。

After such treatment the sample is suspended in water by ultrasonics, and the particle size distributions were measured by the laser scattering method.

将经过这样处理后的样品放入水中用超声波分散后，超过50%的金刚石颗粒可以被分散到直径小於50 nm。

Knowledge of typical production components like pumps, rectifiers, ultrasonics, plumbing, corrosion resistant materials, control sensors.

了解的产品的组成结构，例如泵，整流器，超声波学，管道，耐腐蚀材料，控制传感器。

Besides, he said an x-ray costs about $100 compared to more than $400 for an ultrasound.

此外，他说， X -射线的费用约100美元相比，超过400美元的超声波。

An ultrasonic signal that's undetectable to the human ear will scare off the varmint from up to 65 feet away.

一个人耳不能察觉的超声波信号会吓跑65多英尺以外的淘气动物。

A Three- dimensional-acoustic Doppler velocimeter is used to measure the velocity components of the flow field in all three coordinate directions for different discharge and measurement site.

利用三维超声波多普勒流速仪量测不同位置、不同流量下的流场，分析了测点位置和水深与植被高度比对时均流速、紊动强度及雷诺应力垂线分布的影响。

In this paper, the author discovers the relationship between air pressure and velocity of sound using ultrasonic sensor in local microenvironment.

本文在局部小环境下，使用超声波传感器测量声速的过程中，发现了气压变化与声速变化之间的变化规律。

Waxy maize starches were treated at a moisture content of 70% by ultrasonic. The properties of native and treated starches were studied with rotary viscosimeter.

采用超声波对含水量70%的蜡质玉米淀粉进行处理，运用旋转黏度计对处理前后的沈粉栩特性进行研究。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。