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Various types of laser printers in the models and specific may be different, but their working principle is the same, but a local function according to the design needs have been enhanced. 1, the basic principles of laser printers born out of the late eighties laser phototypesetting technology, popu...

Select quality printer supplies can help our health, the use of inferior supplies will do harm to human health even cause cancer. Printer to work for a family, that is no stranger. We always use it when you print a document, data, and report.The printer has three major factors that constitute a heal...