焊工必须按国家有关规定经专门的安全作业培训，掌握焊割安全技术，取得特种作业资格证书后，方可上岗操作。
Welders should be trained according to prescribe by the state authority, and mastering proper techniques of welding, only with special type of certificates then can be allowed to work formally.
拆装作业人员必须经专业安全技术培训，实行持证上岗。
Dismantling operations personnel must be approved by the professional safety and technical training, the implementation of certificates.
介绍了焊接安全生产培训的重要意义，阐述了焊接作业的危险因素和有害因素。
The importance of welding safety training was introduced. Dangerous and harmful factors of welding operation were described.
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