下图所示为用低碳钢薄板冲压-焊接而成的汽车油箱，该油箱可采用的焊接方法是： [img=700x625]1803d336c52a53a.jpg[/img]
A: submerged arc welding
B: spot welding
C: seam welding
D: upset welding
A: submerged arc welding
B: spot welding
C: seam welding
D: upset welding
举一反三
- The welding operations of welding robots mainly include ( ) A: spot welding B: arc welding C: flat welding D: Continuous welding
- 下图所示为用低碳钢薄板冲压-焊接而成的汽车油箱，该油箱可采用的焊接方法是： 【图片】 A: submergedarcwelding B: spotwelding C: seamwelding D: upsetwelding
- 下图所示为用低碳钢薄板冲压-焊接而成的汽车油箱，该油箱可采用的焊接方法是： http://osssz-pub.examcoo.com/paper/250339/201301/13574407446272.jpg
- Small welding current is generally recommened for arc cold welding of castings due to （ ）. A: Small melting depth B: Small dilution C: Small heat input D: Small welding stress
- Write down two kinds of arc welding processes: nonconsumable electrode and two kinds of arc welding processes: consumable electrode in English