说明：  此为汇编程序编写的电子钢琴程序，通过电脑的喇叭的频率表，用1到7控制低音，A到F控制高音，模拟钢琴的演奏。
(This is written in assembler electronic piano program, through computer speakers frequency table, controlled bass with 1 to 7, A to F treble control, analog piano playing.)