3) ultrasonic CT
超声波CT
1.
Checking distribution of post grouting at bottom of long piles by ultrasonic CT;
用超声波CT检测深桩基础压浆的分布与成形
2.
Application of extending Kalman filtering theory in the inversion of Ultrasonic CT;
扩张Kalman滤波法在超声波CT反演计算中的应用
3.
Detection of concrete interior defects with ultrasonic CT;
用超声波CT探测混凝土内部缺陷
4) ultrasonic testing
超声波检测
1.
Analysis about ultrasonic testing for welded seam of a steel structure;
某工程钢结构焊缝超声波检测实例分析
2.
The failures analysis of post insulator and porcelain bushing and study of ultrasonic testing technique;
支柱绝缘子和瓷套失效分析及超声波检测工艺方法研究
3.
Rain proofing performance test for automobiles by ultrasonic testing;
基于超声波检测的汽车防雨密封性试验研究
5) ultrasonic inspection
超声波检测
1.
The fully automatic ultrasonic inspection technique has successfully been applied in West to East Gas Transmission Pipeline Project owing to its advantages of fast inspection,accurate defect lo-cating,high sensitivity,prompt outcome,easy and simple operation.
全自动超声波检测技术具有检测速度快、缺陷定位准、检出灵敏度高、即时出结果、简捷方便等优点,在西气东输管道工程中得到了成功应用。
2.
Carry out the study of small pipeline inspection technology, adopt ultrasonic inspection method of single probe reflector, and analyze plane reflector influence on focusing ultrasonic beam.
开展小管道检测技术的研究,采用单探头反射镜式的超声波检测方法,分析了平面反射镜对聚焦声束的影响,对采用平面反射镜检测柱面工件时,工件中的焦点位置及焦柱参数的确定方法进行了探讨。
6) ultrasonic test
超声波检测
1.
Discussion on ultrasonic test of welding joint for butt welding crack in reheating steam pipe;
再热蒸汽管道对接焊缝焊接接头超声波检测探讨
2.
The welding joint crack and ultrasonic test of power plant pipes;
电站管道焊接接头裂纹与超声波检测
3.
The procedure of ultrasonic test on valve nut made of albronze in Harbin Boiler Co.
阐述了哈尔滨锅炉厂有限责任公司阀门螺母用材铝青铜棒(QA110-4-4)的超声波检测过程,确定了最佳优化检测参数,对计算法和试块法灵敏度调节方法进行了对比。
补充资料：超声
超声
UltrasofliCS
是指超出人耳听力范围的高频声(频率超过20000Hz）。超声具有与一般声音共同的物理性质，还具有一些其他重要的物理特性，如能够成束发射，直线传导，方向性好。传导过程中遇有声阻抗不同的反射界面时产生反射、折射、聚焦和散焦等现象。用于临床诊断的超声频率一般为2～7.5MHz。频率越高，对组织结构的分辨力越强，但远场声能容易被组织吸收、衰减，不易穿透较深的层次。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条