weld-on type tool joint 焊接式钻杆接头
Weld Geometry Type 焊缝几何类型
u type weld u型焊缝
Weld-on type 焊接式
weld joint type 焊接接头型式
t type weld t型焊缝
D-type weld D类焊缝
T-type fillet weld T型角焊缝
The automatic internal girth weld tracker using contact type guide wheel as sensor is introduced in this paper.
本文介绍了一种利用接触式导轮作为传感器的内环焊缝自动跟踪装置。
The development procedure of the milling machine on line used in production of weld H type section steel was described in details, including the design idea, structure mode and working principle.
详细阐述了焊接H型钢生产线在线铣削机研制过程中的设计思想、结构形式和工作原理，介绍了设备的结构特点和使用效果。
The research focuses on the defect equivalent analytical methods in building steel structure butt weld fusion and the effects of non-crack-type defects on the normal use of butt weld fusion.
本课题研究了建筑钢结构熔透对接焊缝中缺陷当量的分析方法和非裂纹类缺陷对焊缝正常使用的影响。
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