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What are the advantages and disadvantages of various printers?

Laser printer: Advantages, low cost of consumables. Fast printing speed, disadvantages, large initial investment, single color (expensive color machine), medium paper requirements: advantages, low initial investment, color printing. Disadvantages: consumables are not durable. Needle printer with high requirements for paper and slow printing speed: Advantages: It is widely used in bill system and has no requirements for paper. Disadvantages: printing sound. Super slow.