带有度分秒转换功能的高级科学计算器，还有十六进制、十进制、八进制、二进制之间的互相转换功能，函数与反三角函数、开方等。补充了字体文件与说明。 -Accurate conversion capabilities with advanced degrees scientific calculator, as well as hexadecimal, decimal, octal, binary among the conversion features, functions and invers