短语词组短语continuous electrolytic tinning line 连续电镀锡机组electrolytic tinning line 电镀锡椎线;电镀锡线hot dip tinning line 热镀锡线continuous tinning line 连续镀锡机组single -strand tinning line 单头镀易生产线two -strand tinning line 双头镀锡生产线 返回 tinning line