It is very difficult to acquire stable metal transfer mode in the region of high continuous current with non-helium or less helium in the shielding-gas mixture.
但是,采用无氦混合气体保护,难以在连续大电流区间获得稳定的熔滴过渡形式,限制了使用焊接电流,因而抑制了焊丝熔敷率进一步提高。
参考来源 - 磁控高熔敷率MAG焊机理研究This system can supply gas continuously or discontinuously, with the flexible volume capacity. (2) The gasification device of liquefied petroleum gas is the key element of gas mixture assembly.
液化石油气气化器是配气系统的重要组成部分。
参考来源 - 高压容积式配气系统的研究与设计·2,447,543篇论文数据,部分数据来源于NoteExpress
应用推荐