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.

youdao

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.

youdao