2) pipe welding line
管道焊缝
1.
Based on image decomposition, the X-ray pipe welding line image was filtered by wavelet analysis.
文章在图像分解的基础上,利用小波分析对工业X射线天然气管道焊缝缺陷图像进行去噪处理,有效地改善了图像质量,又根据Laplacian算子检测图像边缘快速性的特点,参照天然气管道焊缝图像的特征,提出一种基于小波与Laplacian算子相结合的管道焊缝缺陷识别方法,仿真结果证明了此方法有效性及可靠性。
2.
Methods to detect crack of pipe welding lines with ultrasonic are mostly similar,but there exist differences in specific operations.
利用超声波对管道焊缝进行探伤的方法大致相同,但具体做法各有差异。
3) weld bond
焊道接缝
4) single-pass welding
单道焊缝
5) multi-layer welds
多层焊缝
1.
By changing the nolch local ion of Charpy impact test specimens studied the effect of nolch location on toughness and cracking process in multi-layer welds.
通过改变焊缝夏比冲击试样的缺口取向,研究了缺口位向对多层焊缝金属韧性及断裂过程的影响。
6) multiple arc weld
多弧焊缝
补充资料：管道SCADA(见管道数据采集与监控系统)
管道SCADA(见管道数据采集与监控系统)
popeline supervisory control and data acquisition system
管道SCADA(PIPelinesuPervisory eontroland data aequisition system)与监控系统。见管道数据采集
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