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本文对半周脉动送丝CO_2气体保护焊接过程进行了研究.叙述了在该条件下金属熔滴过渡的特点。文中提出了焊接过程稳定的条件和焊接规范参数选取的原则.
In this paper, the process of CO_2 gas shielded welding with half-cycle pulsating wire feeding was studied, and the characteristics of metal droplet transfer under the condition were described. In this paper, the stability of the welding process and welding parameters selection criteria.