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- The principle and method of measuring the acoustic speed CVD diamond film with piezoelectric film detecting laser ultrasonic system are presented. 本文介绍了压电薄膜检测的激光超声系统对CVD金刚石膜声速测量的原理及方法。
- The outline,mechanism,application,reception of laser ultrasonic,as well as the equipment and the design of our ultrasonic transducer,are introduced. 介绍激光超声的发展概况、物理机理、应用、接收以及实验的装置和所用的超声探头的设计;
- On propagation characteristic of material surface wave in laser ultrasonic, Fizeau fiber interferometer system which implements measure of SAW on YAG laser is researched. 针对激光超声中固体表面波的传播特性,研究了一套斐索光纤干涉仪系统并实现了对YAG激发的铝材料表面波的检测。
- medical ultrasonic holography system 医用超声全息系统
- Optical Detector for Laser Ultrasonic 激光超声光学测试仪
- Laser Ultrasonic Nondestructive Checking 激光超声非破坏检查
- The concept of real-time weld quality control is quite broad, and this work focuses on weld penetration depth monitoring and control with laser ultrasonics. 一个类神经网路应用于前馈迴路以补偿主要的位置误差，另一个应用于回馈迴路修正次要的误差。
- The Imaging Equation, Best Estimation Model and Algorithm of Ultrasonic Holography 超声全息的成象方程、最佳估计与算法
- Reflected laser ultrasonic sensor for testing thickness and its application 反射激光式超声测厚传感器及其应用
- ultrasonic holography 超声全息照相术,超音全息照相术,超声全息术,超声全息照相法,超声波全息照相术
- This special property of laser light is the basis of holography. 激光的这种特殊性质乃是全息照相的基础。
- The evaluations of the adhesive quality based on laser ultrasonics 基于激光超声手段的粘接质量评估
- With golden laser holography trademark, this product is guaranteed genuine goods at a fair price. 本品新推出金色镭射全息防伪商标，确保货真价实。
- There is no single laser fit for all purposes. 没有单一种激光器能适用于各种用途。
- How does a laser beam vaporize steel? 激光束是怎样使钢气化的?
- Laser beams are also used in surgery. 激光束还可用于外科手术。
- Laser beams may cauterize and heal ulcers. 激光束可以烧灼和愈合溃疡。
- He monopolizes the laser printer. 他独占了这台激光打印机。
- A laser is a device composed a special material. 激光器这种器件是用特殊材料制成的。
- The laser jet printer is out of order. 这台激光打印机不能正常工作了。
