Terms containing backstep

Subject	English	Chinese
tech.	backstep marks	折标
tech.	backstep sequence	分段退焊次序
tech.	backstep sequence	焊按后退法
tech.	backstep sequence	分段逆向焊法
tech.	backstep sequence	分段退焊法
tech.	backstep sequence	分段后向法
chem.	backstep sequence welding	分段退焊
sport, bask.	backstep shot with a jump	后撤步跳投
tech.	backstep welding	分段逆焊
tech.	backstep welding	反手焊 (接)
chem.	backstep welding	退焊
met.	backstep welding	分段退焊
archit.	backstep welding	反手焊
tech.	backstep welding	反向焊 (接)
tech.	backstep welding	逐步退焊法
tech.	backstep welding	逆向焊