downward welding
常见例句
- Introduction on the development of downward welding skills , mainly on the application and main characteristics.
介绍了下向焊焊接技术的发展，主要叙述了该工艺管道建设中的应用和主要特点。 - In horizontal position welding, the gravity makes molten metal flow downward and sometimes causes weld defects such as undercut and overlap.
横向焊接时由于熔化金属重力的作用，会引起熔池金属下淌，从而产生咬边以及焊瘤等焊接缺陷。 返回 downward welding