Outfitting every POS solution in store with a scanner, printer, display, magnetic stripe reader (MSR), and payment device would be too expensive.

为店内的每个POS解决方案配备扫描仪、打印机、显示器、磁条阅读器(magnetic stripe reader, MSR)和付款设备的成本太昂贵了。

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Magnetic roll is one of the most important parts of static electricity copying machine and laser printer.

显影磁辊作为静电复印机及激光打印机中重要部件之一。

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Then the curves of magnetic strips field ( B) with length ( L ) and magnetic roller field( B) with its angle (DEG) are described by printer.

通过打印机绘图仪输出了磁条的磁场（ B） 与长度（ L ） 的曲线、磁辊的磁场（ B） 与角度（DEG） 的曲线。

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