查询词典 ultrasonic

ABSTRACT Objective To study the optimal extraction conditions of griseofulvin by ultrasonic extraction methods.

目的 探讨超声波提取灰黄霉素的优化工艺条件。

Ultrasonic developed a complete information, including schematics and source code.

一个超声波开发的完整资料，包括原理图和源代码。

The organic smectite gel is prepared with inorganic smectite gel prepared with smectite mineral, such as Mg-Li smectite, as material and through the following steps: acid activating inorganic smectite gel; performing organic covering reaction under the action of ultrasonic wave; filtering, drying, and crushing to obtain the final organic smectite gel product.

酸活化蒙皂石无机凝胶；2。在超声波作用下进行有机覆盖反应；3。将以上步骤反应得到的蒙皂石有机凝胶浆液经过过滤、洗涤、干燥、粉碎等后处理得到最终的蒙皂石有机凝胶产品。

We have pass the certification of the ISO9001 and ISO9002,at present we e are applying for the quality certification of the international TS16949 3 We improve the dynamo with the science, and have serial high accuracy inspection instruments which can exam the process whenever, as Germany spectra direct read spectroscopes, line measurement instruments ,gold analysis instruments, air movement instruments, ultrasonic testing equipment, all-around microscope .

大川活塞以科技提升动力，拥有系列高精度检验设备，可在各个环节对产品进行实时检验，如德国 spectro 直读式光谱仪，型线测量仪、金相分析仪、气动量仪，超声波探伤设备，万能工具显微镜。

Nonlinear vibration phenomena including superharmonics, subharmonics, quasi-subharmonics and chaos in metal plates excited by intensive ultrasonic pulses are studied experimentally and theoretically.

对高功率超声脉冲作用下金属板中的超谐波、次谐波、准次谐波以及混沌等非线性振动现象进行了实验和理论研究。

Based on the requirements for control system of shadow mask cleaning machine, this article presents an automatic control system which is composed of C200H programmable controller, Fuji frequency converter made in Japan, OMRON-E5AX temperature regulator, ultrasonic generator , electrostatic precipitator, etc.

针对荫罩清洗机控制系统的要求，介绍了采用 C200H 型可编程序控制器、日本富士变频器、OMRO N－ E5A X温度控制器、超声波发生器、静电除尘等装置组成的适用于实现生产线的自动控制系

Some new developments of ultrasonic transducers are also summarized, and the corresponding research trend is analyzed.

同时，对一些新的功率超声振动系统进行了介绍，并简要分析了其发展趋势和应用领域。

Because of their diverse applications, there are many types of ultrasonic transducers.

由于超声技术的应用范围很广，且超声新技术层出不穷，因而与此对应的超声换能器的种类也很多。

Result The experimental results showed that ultrasonic extraction time was 30 min, temperature was 40℃, acetonitrile-water was used as the mobile phase and the column temperature was 30℃, the drift tube temperature of ELSD was 80℃ and the air flow rate was 2.00 L/min.

结果］最终确定超声萃取，其中，提取时间30 min，提取温度40℃，以乙腈－水为流动相，柱温30℃，蒸发光散射检测器漂移管温度80℃，载气流速2.00 L/min。

Throws the increment in the sodium hypochlorite is 10%,曝气 the time is 1 hour its processing efficiency reaches as high as 98.10%, simultaneously may know: The ultrasonic wave degeneration dicarboxylic acid effect is not ideal

在次氯酸钠投加量为10％，曝气时间为1小时其处理效率高达98.10％，同时可以得知：超声波降解对苯二甲酸效果不理想

Sometimes, modify if you hit the keys, those doors ease cannt be opened. Even if the entranceway is open, the mortal youre hunting for haw not be there .

有时就算钥匙握在手里，也不一定会将门打开，就算打开了门，你要找的人，也有可能已经不再了。

In contrast, schoolwork is the only real responsibility given to the modern child, said Rutherford.

相比之下，现代孩子得到的唯一真正的责任是家庭作业，卢瑟福说。