photo-electric linefollowing gas cutting machine
photo-electric flue gas detector 光电烟气探测器 photo-electric linefollowing gas cutting machine 光电跟线气割机 photo-electric paper tape reader 光电纸带输入机 ..
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photo-electric linefollowing gas cutting machine
光电走线气割机
以上为机器翻译结果，长、整句建议使用 人工翻译 。