介绍采用数字信号处理的超声端点反射回波声程测量裂纹高度的方法研究和结果。
The measurement of crack height by ultrasonic edge peak echo method and digital signal processing was described, and the results were given.
主要介绍超声波探伤设备中，以单片机为核心实现超声波探伤中的声程补偿问题。
This paper introduces the chip microprocessor achieves the problem of compensation for acoustic distance of the ultrasonic flaw detection in the ultrasonic flaw detection device.
详细介绍了在斜面焊口超声波探伤中采用声程调节扫描比例进行缺陷定位的计算方法，并给出了计算公式。
Method of calculation of defect site by ultrasonic inspection of indined plane welding has been described in detail, and formula have also been proved.
虽然埃拉一直疲于紧凑演出排程中的奔波，为数百万的歌迷献声，但她的私人生活无人知晓。
While Ella kept a grueling touring schedule, performing in front of millions of fans, she managed to keep her personal life private.
也是夏日，也是黄昏，在铺满碎石的湖畔曾经与你走过一程小径，心跳比蝉声更烈，宁静的湖水录有我怯怯的足音。
I 've walked on the broken stone road by the lake in summer evening. My heart beats stronger than cicada sings. The quiet lake records my timid steps.
遥遥的梦亮起一盏灯，听我心愿一声声，但愿你的人生再也没有伤痕，但愿你平安一程又一程，但愿所有的美好装满您的梦，祝你今晚好梦！
Distant dream up a lamp, a desire to listen to my voice, I hope your life no scars, I wish you peace another one-way trip, I wish you all filled with beautiful dreams, I wish you a good dream tonight!
本文使用共振多程池的光声探测法对CO_2和SF_6分子的无多普勒饱和吸收光谱进行了实验研究。
The Doppler-free saturated spectroscopy of the CO2 and SF6 molecules is investigated experimentally by using optoacoustic detection with a resonant multipass cell.
本文使用共振多程池的光声探测法对CO_2和SF_6分子的无多普勒饱和吸收光谱进行了实验研究。
The Doppler-free saturated spectroscopy of the CO2 and SF6 molecules is investigated experimentally by using optoacoustic detection with a resonant multipass cell.
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