The utility model relates to a touch-type IC card intelligent gas meter which belongs to technical field of metering instrument .

本实用新型涉及一种 接触 式IC卡智能燃气表，属计量器具技术领域。

In addition the application of touch-type graph reading guidance design in explanation of abstract concepts and visual information enhances readability of Braille reading materials and fills the gap that graphs outlines and effects of light and shade are incomprehensible to blind men .

其次， 使用 触觉图形导读设计解释抽象概念，以及视觉信息概念，可以提高盲人读物的可阅读性，填补盲人对图形、轮廓、明暗等效果无法理解的空白。

You will never regret learning to touch-type .

学习 盲打 打字，你 一 辈子都不会后悔。