idl入门教程 本书是在多年来教科学家和工程师使用和操作IDL（Interactive Data Language）的基础上创作的，而且教学的绝大部分时间是为IDL的开发者Research Systems公司工作。-idl Tutorial book is taught over the years scientists and engineers use and operation of IDL (Interactive Data Language) based on the creation and teaching of most of the time for the IDL from Research Systems to develop the company.