Communications between printer and PC no longer needed a hotchpotch of specialized application protocols and drivers but one software language only.
之间的通讯打印机和PC不再需要一个大杂烩的专门应用协议和司机，但只有一个软件语言。
Why would a high-level language not be an ideal tool for writing a program that directly accesses a particular brand of printer?
为什么高级语言不是编写直接访问某一品牌的打印机程序的理想工具。
Hewlett - Packard Printer Control Language?
惠普打印机控制语言HPPCL ？
Hewlett - Packard Printer Control Language?
惠普打印机控制语言HPPCL ？
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