circumferential butt 中文意思是什麼
circumferential butt
解釋
環狀蓋板- circumferential : adj. 1. 周圍的,四周的。2. 委婉的。
- butt : n 1 (釣竿、箭等的)粗端;(工具等的)柄,把,槍托;(樹木等的)殘端,根端;針腳;〈美俚〉屁股;...
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Method of ultrasonic inspetion and result classification of circumferential butt welds in steel pipes and tubes
鋼制管道對接環焊縫超聲波探傷方法和檢驗結果的分級 -
Methods of radiographic inspection and quality classification of circumferential fusion welded butt joints in steel pipes and tubes
鋼管環縫熔化焊對接接頭射線透照工藝和質量分級 -
Circumferential butt joint ring
周邊對接圈
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