超声波

The results showed that that US/UV synergetic technology was superior to each of ultrasound irradiation and photochemistry alone.

研究结果表明：US UV协同催化氧化处理比单独超声波处理和光化学处理，4 CP降解速率提高了 1 5— 1 7倍，证实了声光联合技术具有明显的协同效应

Moreover, the piezoelectricity body is the launchand the receive ultrasonic wave ideal material.

另外，压电体是发射和接收超声波测厚仪的理想材料。

I had 4 ultrasounds, not a pimple would appear without his knowing it.

我有4超声波检查，而不是一个疙瘩，似乎没有他不知道的情况。

The effect of ultrasonic on properties of diamond plated Ni-Cr-P amorphous thin film by chemistry has been studied.

研究了超声波对化学镀Ni－Cr－P非晶态薄膜的金刚石性能的影响。

The high phosphorus cast iron brake is the important components which the railroad vehicles apply the brake, when the work withstands the high temperature, the high press plier pressure therefore requests the organization to be compact, must carry on the strict ultrasonic testing and mechanics and the transformation performance examination, the specification is strict.

高磷铸铁闸瓦是铁道车辆制动的重要零件，工作时承受高温、高压，因此要求组织致密，必须进行严格的超声波探伤和力学及物化性能检验，技术要求严格。

The influence of density of concrete,wave speed of specimen and Poisson s Ratio of concrete on early-age elastic modulus of concrete are studied.

利用超声波无损检测方法测定混凝土的早龄期弹性模量，研究了混凝土的密度、通过试件的波速以及混凝土的泊松比三个因素对早龄期弹性模量的影响。

Using ultrasonic wave to extract resveratrol from the Polygonum cuspidatun sieb, the influence of ...

占空比较小的超声波辅助提取，有利于保持较高的白藜芦醇的相对含量

The first set of dometic washing tooth products in the world.------haolilai micro-computer tooth instrument , it became the best choice to wash tooth for people .because it completely canceled various worries of tooth and solved the six greateast evil of washing tooth in hospital. It completely absorbed the science result of prehuman. Such as : uesd the most adveanced ultrasonic technology, particular safety frequency of the CHAMPION,design of humanization,super and strong functions,convenient operation. It can compeletly protect tooth health and return your a good tooth,you will feel delightfully fresh in you mouth.!

世界上第一台家用洗牙产品--皓丽来微电脑洗牙仪，完全打消了人们去医院洗牙的种种顾虑，解决了去医院洗牙的六大弊病，成了人们洗牙的最好选择，皓丽来微电脑洗牙仪充分吸收前人科学成果，采用国际最新超声波技术，独特的CHAMPION安全频率，人性化的设计，超强的功能，方便简捷的操作，全心保护您的牙齿健康，还你一口好牙，给你一口清新怡人的口气！

Firstly the theory of the ultrasonic proximity module in new fuze is analysed. The factors which affect performance of the proximity fuze are studied.

首先分析了火箭深弹新型引信声近炸模块的工作原理，对影响引信声近炸性能的因素作了研究，着重研究了增强超声波探测收机性能的关键技术，即接收机自动增益和信号处理技术。

MethodsThe flavonoids were extracted by ethanol from Baise's purslane with ultrasonic wave and ethanol extraction .

方法采用超声波乙醇浸提法从百色马齿苋中提取黄酮类物质，对所提取的黄酮类物质进行验证，并用分光光度法测定含量。

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。