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- 双U形坡口对接焊缝 double-u butt weld
- 形坡口对接焊缝 double-bevel butt weld K
- K形坡口对接焊缝 double-bevel butt weld
- 双U形坡口 double-U groove
- 双U形坡口焊接 double U groove weld
- 连续对接焊缝 closed butt weld
- 环形对接焊缝 girth butt weld
- 无坡口对接焊 plain butt weld
- 双u形对接焊 double u butt groove weld
- 船体对接焊缝 hull butt welding seam
- 斜口对接焊缝 angle butt weld
- U形河曲内的土地在有这样的弯管的河里的地 The land within such a bend of a river.
- 无坡口对接接头 straight butt weld
- 管道对接焊缝超声检测爬行器的研制 Automatic scan device of ultrasonic NDT in detecting the pipeline girth welds
- U形 U-shaped
- 高压导汽管与法兰对接焊缝挖补处理 CUT-OUT AND WELD-UP TREATMENT OF DEFECTED WELDSEAMS FOR THICK-WALL ALLOY STEEL TUBE
- 基于非协调强化假定应变单元的U形薄壳渡槽槽身受力分析 Analysis of the Stress for U-Shaped Thin Shell Aqueduct Based on Strain Unit of Non-Harmonious Strengthening Supposition
- 对接焊缝超声波探伤质量评定方法的改进 Improvement on the Method of Supersonic Inspection of Butt-joined Seams in Quality Assessment
- U形急转弯 a hairpin turn
- 双坡口油环 Double bevelled oil control ring
