【摘要】 分析了 Ｃ Ａ Ｄ 动态传输的机理，提出了利用 Ｗｉｎｄｏｗ ｓ 资源和面向对象的方法进行设计⒚探讨数据动态传输的基础 Ｈ Ｖ Ａ Ｃ Ｃ Ａ Ｄ 软件的数据交换标准化的几种格式，以期实现暖通 Ｃ Ａ Ｄ软件的集成化⒚更多还原

【Abstract】 The mechanism of dynamic data exchange is analysed.Using the advantage of the source of Windows and the object oriented programming method the software is developed.Furthermore,the several data exchange’s standards of HVAC CAD software are also explored to realize the integration of HVAC software.更多还原