請(qǐng)?jiān)敿?xì)解釋，謝謝。#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit duan=P3^6;sbit wei=P3^7;sbit led1=P1^0;uchar num,num1,num2,shi,ge;void delayms(uint);void display(uchar,uchar);uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};void main(){TMOD=0x11;TH0=(65536-45872)/256;TL0=(65536-45872)%256;TH1=(65536-45872)/256;TL1=(65536-45872)%256;EA=1;ET0=1;ET1=1;TR0=1;TR1=1;while(1){display(shi,ge);}}void display(uchar shi,uchar ge){if(num==4){led1=~led1;num=0;}if(num1==20){num1=0;num2++;if(num2==60){num2=0;}}shi=num2/10;ge=num2%10;duan=1;P0=table[shi];duan=0;P0=0xff;wei=1;P0=0xfe;wei=0;delayms(5);duan=1;P0=table[ge];duan=0;P0=0xff;wei=1;P0=0xfd;wei=0;delayms(5);}void T0_TIME() interrupt 1{TH0=(65536-45872)/256;TL0=(65536-45872)%256;num++;}void T1_TIME() interrupt 3{TH0=(65536-45872)/256;TL0=(65536-45872)%256;num1++;}void delayms(uint xms){uint i,j;for(i=xms;i>0;i--)for(j=110;j>0;j--);}不好意思，我對(duì)C語言的語法并不精通，能不能解釋的更詳細(xì)一些，比如說為什么要這么寫，還可以怎樣寫，各有什么優(yōu)缺點(diǎn)。是不是作者這樣的寫法有問題呢？簡(jiǎn)單的寫應(yīng)該是void display(){uchar shi,cuhar ge},而作者是想教讀者數(shù)值的傳遞才這么寫的呢？keil 51里全速運(yùn)行時(shí)怎么看局部變量呢？就像本程序局部變量與全局變量同名，在查看欄添加的問題全局變量。