焊铜 meaning in Chinese

bit copper
brazing solder
brazing soler

Brazing of copper , copper alloys , silver and molybdenum etc
钎焊铜及铜合金、银、钼等金属。
Brazing of copper and copper alloys
钎焊铜及铜合金。
Lap welding balanced welding . copper pipe flanging free . flared steel flange for marine
船用搭焊对焊铜管折边松套.异径钢法兰
Iso 898 - 7 : 1992 filler metal for soft soldering , brazing and braze welding - designation iso 3677 : 1992 ; german version en iso 3677 : 1995
软钎焊铜焊和硬焊用填充金属.标识
Welding , soldering , brasing , braze - welding - filler metals for soldering , brazing and braze - welding - classification , coding , acceptance testing
焊接软焊钎焊铜焊.软焊钎焊和铜焊用焊料.分类编码和验收试验