The improvement suggestion is given to strengthen fluorescence nondestructive test for the tube.
建议加强对铝合金管的荧光检测.
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In this paper authors deal with the basic principle for nondestructive test of the pile inclination.
阐述了基桩倾斜无损检测基本原理——惠更斯-菲涅尔原理.
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Ultrasonic test technique is comparably mature in the aspect of engine wheels nondestructive test.
超声波检测技术在机车车轮的无损探伤方面是比较成熟的技术.
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