straight seam 中文意思是什麼
straight seam
解釋
直焊縫-
The geometrical relation of elliptic imaging is studied for welding seam image of the butt welds in straight tubes. the region model of welding seam image is proposed, it furnishes a evidence theory to further process to welding seam image
哈爾濱工程大學博士學位論文一針對具體的鋼管直管對接焊縫圖象,研究了其橢圓成象的幾何關系,提出了焊縫圖象區域模型,為進一步處理焊縫圖象提供了理論依據。
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