This system realizes visualization through using the tools qt and opengl , and it has a series of applied function 本系统通过qt及opengl综合运用来实现可视化，具有一系列的实用功能。
The seventh part give an example of how to develop injector control system based on rt - linux and qt - embedded 第七章，给出了基于rt - linux和qt - embedded构建注塑机控制系统上位机的实例。
Qt has a well - structured , but flexible , object - oriented organization , clear documentation , and an intuitive api Qt具有良好结构化（但灵活）的面向对象的结构、清晰的文档以及直观的api 。
In the end we give an interactive gui using qt , which makes the system convenient for data analysis and procession 最后，为了便于数据的分析与处理，使用qt图形库完成了人机交互功能。
