#define V_T100ms 5 可以用以下那一句语句所代替。
A: const unsigned char V_T100ms = 5;
B: unsigned char V_T100ms = 5
C: char V_T100ms = 5;;
D: char V_T100ms 5;;
A: const unsigned char V_T100ms = 5;
B: unsigned char V_T100ms = 5
C: char V_T100ms = 5;;
D: char V_T100ms 5;;
举一反三
- 定义一个指向片内RAM40H开始的无符号字节指针的语句是:() A: unsigned char pdata*v=0x40; B: unsigned char data*v=0x40; C: unsigned char xdata*v=0x40; D: unsigned char code*v=0x40;
- 计算醇净值的经验公式是:() A: △E=(V入-V出)/32×100%; B: △E=(T出-T入)/T出×100% C: △E=(T出-T入)/32×100%
- 有以下程序:void ss(char *s,char t){... char str1[100]=
- CRH2C型动车组通电时,蓄电池电压为()。 A: (88±5)V B: (100±15)V C: (100±5)V D: (80±10)V
- 三个交流电压的解析式分别为 u 1 = 20sin(100 t + π / 6)V , u 2 = 30sin(100 t + 90 ° )V , u 3 = 50sin(100 t + 2 π / 3)V 。下列答案中正确的是 ( )