超声波的

One is one-dimensional model for stator vibrations, and another is frictional driving model between stator and rotor.

超声波电机的解析模型包括两部分：定子环的振动模型和接触面的摩擦驱动模型。

The result showed that it was feasible to describe the fruiter shape by using the level distance data measured by ultrasonic sensor.

试验结果表明，以超声波传感器测得的水平距离数据作为描述果树外形的依据基本可行。

The greengrocery was cleaned by ultrasonic of 450W for 2 minutes, the killing rates is 30.0% to greengrocerys bacterium.

试验研究表明：用功率为450W的超声波清洗小青菜2min，对小青菜中细菌的灭杀率可达30.0％。

Zone Raiders - This will give you a Sonic Grenade launcher, an area of effect weapon just like the MARV's initial weapon, but not as powerful.

重装mm ——这将给你提供一架超声波榴弹发射器，这是和MARV初始武器一样的小范围杀伤武器，不过没有主炮的威力大。

The Poly Vinylidene Fluoridemembrane was chosen to produce ultrasonic in transducer due to its higher sensitivity and better flexibility than other piezoelectric material.At the mean time,harmonic analysis to the PVDF film vibration was performed using ANSYS.The results show that the PVDF membrane can produce an ultrasound with afixed resonance frequency.

对各种压电材料进行比较分析，得到聚偏二氟乙烯膜比其它材料具有更高灵敏度和更好柔韧*，通过对其振动特*进行有限元分析，得到PVDF膜在固定频率具有振幅最大值，可知PVDF膜更适合做声频定向超声波传感器的振动膜来进行声音传播的方向控制。

Furthermore,the effects of ultrasonic on the thermal reaction of the heavy oil with different properties were different.

为此，作者在其他研究的基础上，对超声波作用下的重油热反应进行了实

Ultrasonic technology is based on high-frequency sensors to measure the sound.

超声波技术是根据高频率的声音感应来测量的。

The ultrasound extraction technology and composition analysis of honeybee pupa fat were studied in this test.

利用超声波技术对蜂蛹脂肪的提取工艺进行了研究，并对蜂蛹脂肪酸的成分进行了分析。

The extraction technology of honeybee pupa flavonoides by ultrasound and it's antioxidation in vitro were studied in this research.

研究了利用超声波技术对蜂蛹黄酮的辅助提取工艺及提取物的体外抗氧化作用。

As a direct driving motor, it is becoming a hotspot in the field of mechanical and electrical control.

本文针对超声波电机驱动控制系统的实现做了进一步的研究和设计。

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。