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钢轨铝热焊接作业时,无论采用干型作业(新法)或湿型作业(旧法),均应注意以下几点: (一) 铝热焊接过程中应该严格按焊接工
During the heat welding of aluminum rails, no matter whether the dry operation (new method) or the wet operation (old method) is used, the following points should be noticed: (1) Aluminum heat welding process should be strictly according to the welding