1) defect echo
缺陷回波
1.
There are many reasons for undetected defect such as unsuitable parameter selection of probe, the influence of interference wave and the unclear judgment of defect echo and burr echo.
电阻焊钢管焊缝超声波检测中缺陷漏检是导致钢管爆裂和焊缝失效的重要原因,造成缺陷漏检的原因有探头参数选择不合适、干扰波影响、缺陷回波和毛刺回波未分清等多种因素。
2.
The paper discusses the defect echo feature when applying different K value s probe detects different depth artificial reflectors in ultrasonic detection,and makes comparison among them,thus puts forward the significance of applying different K value probe on different detected parts,meanwhile it provides theoretical basis for practical detection work.
文章讨论了超声波检测中应用不同K值的探头,检测不同深度的人工反射体时所产生的缺陷回波的特点,并对它们进行了比较,由此提出了对被检测工件应用不同K值探头的意义,同时也为实际检测工作提供了理论根据。
2) Review of flaw echo waveform
缺陷波形回放
3) ultrasonic flaw echo
超声缺陷回波
1.
According to the principle of the ultrasonic pulse echo method used by JTUIS (Jiao Tong University Ultrasonic Imaging System),the cause that thin electric switch contact brazed quality cannot be well evaluated using the ultrasonic flaw echo testing method is researched.
从JTUIS(Jiao Tong University Ultrasonic Imaging System)系统目前采用的超声缺陷回波检测法的原理出发,讨论薄型电触头钎焊接头难检测的原因,提出超声底面回波检测法,并设计实验对其可行性和可靠性进行验证,最后对实验结果进行分析。
4) flaw echo
缺陷的回波信号
5) circuit defect
回路缺陷
1.
The criteria and procedures to automatically identify the circuit and circuit defect of Stephenson six-bar chains are developed.
回路缺陷是连杆机构综合中最基本、最困难的问题·将Stephenson六杆链看作由一个基础四杆链和双杆组组成,基于基础四杆链和双杆组的两个公共副之间的距离,提出了Stephenson六杆链回路识别的原理和模型,给出了回路识别准则,实现了回路和回路缺陷的自动识别,为计算机辅助Stephenson六杆机构综合中尺度方案的优选提供了理论依据和技术方法·另外,此回路识别模型还可直接用来解决机构综合中的曲柄和运动顺序问题
6) defects replacement
缺陷放回
1.
This paper gives the definition of correlated software defects, gets some property of correlated defects by experiment, and then proposes an approach named testing approach with defects replacement, to detect correlated defects.
给出了关联缺陷的定义,通过一个软件实例验证了缺陷的关联关系,提出了一种缺陷放回的测试方法用来剔除关联缺陷,并通过实验数据分析了缺陷放回方法的能力和效率。
补充资料：点缺陷(见晶体缺陷)
点缺陷(见晶体缺陷)
point defect
点缺陷point defeet见晶体缺陷。
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