Each one is made of a stainless steel, aluminum and sheet - moulding compound.
每一个火炬由不锈钢，铝和薄板成型化合物构成。
Resistance spot welding is one of the main connection technology for aluminum alloy thin sheet.
电阻点焊是铝合金薄板主要连接技术之一。
Resistance spot welding is one of the main connection technology for aluminum alloy thin sheet.
电阻点焊是铝合金薄板主要连接技术之一。
应用推荐