本小型软件是实现多功能的复杂的计算机，可分为科学型和标准型两种计算模式，不仅能实现简单的四则运算，还可以实现幂运算，对数运算等复杂的运算功能。-the small software is a multi-function complex computer can be divided into science-based and standards-based computing model two, not only able to make simple four operations, b