讨论混凝土的超声波检测，包括其原理和装置，以及采用计算机对信号的处理、判断和自动测量的方法。
Ultrasonic nondestructive testing of concrete is described including its principle, instrument as well as the processing, identification and automatic measurement of signals with computer.
超声波紫外线杀菌器可连续大流量杀菌，其最佳运行条件即为24小时连续运行，是一种适应性很强的水处理杀菌装置。
Ultrasonic UV sterilizers can sterilization with continuous high-volume , the best operating conditions shall be continuous operation of 24 hours , is a resilient water sterilization device.
设计了一种使用超声波对取向硅钢进行无损处理的装置，并用来对取向硅钢进行了不同时间的处理。
An ultrasonic device which can treat the silicon steel without any destruction was designed. The grain oriented silicon steel was treated for different time utilizing this device.
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