焊痕 的英文怎麼說
中文拼音 [hànhén]-
This paper analyzes the cause of small concaves around the welding seam in the long rail of guangzhou metro line 2, and presents preventive measures, such as increasing the under layer of the rail, limiting the weld seam, lowering the welding temperature etc
摘要結合廣州地鐵2號線接觸焊焊接長鋼軌的實踐，分析了產生焊頭表面小凹痕的原因，提出改變墊高鋼軌的方式、縮小正火范圍、降低正火溫度、限制接頭錯牙量等預防措施。Concrete reinforcing steels. reinforcing steels made of weldable indented wires. part 1 : bars and coils
混凝土用鋼筋.可焊刻痕絲制鋼筋.第1部分:鋼筋和蛇形管Weld flow mark
焊接流痕Standard specification for deformed and plain stainless steel wire and welded wire for concrete reinforcement
混凝土鋼筋用刻痕和普通不銹鋼鋼絲和焊接鋼絲的標準規范Concrete reinforcing steels. reinforcing steels made of weldable indented wires. part 2 : welded fabric
混凝土用鋼筋.可焊刻痕絲制鋼筋.第2部分:焊接鋼筋網As the automobile industry ’ s growing, more and more aluminum alloys have used in the manufacturing of automobile and aluminum alloys replaced parts of steel planks used in automobile parts which is one of the key resources for light weighting of automobiles. but as aluminum alloys have some limitation in forming such as crinkle, fracture and difficult for welding, the industrial scale of aluminum alloys is limited
隨著汽車產業的發展，鋁材在汽車上的用量迅速增加，鋁合金取代部分鋼材成形汽車零件已經成為解決汽車輕量化的關鍵手段之一，然而由於鋁合金在傳統的沖壓成形中會出現難以消除的裂痕和褶皺，以及深沖性能比較差、焊接難度高等特點，使得鋁合金的大規模運用受到限制。Arc striking mark
電焊打火痕跡Jewelers also use lasers to weld metals together in milliseconds with no seams or blemishes, improving the quality and appearance of the jewelry
寶石工藝人員也使用激光在數毫秒的瞬間焊接珠寶金屬部件，沒有裂痕，沒有污點，提升了珠寶的內在品質和完美外觀。分享友人