单工使用焊机；单站弧焊机的英文

single operator welding machine

• 单:    singular number fa ...
• 工:    worker; workman; t ...
• 使用:    make use of; use; ...
• 焊机:    welder; welding ma ...
• 站:    stand; be on one's ...
• 弧焊机:    arc-welding set