智慧职教: 假定单片机系统晶振频率12MHz，P0口和P2口分别连接了一个共阳极数码管的8个段选引脚，两个数码管的公共端直接接+5V，请问对下面程序的功能描述正确的是哪一个选项。 #include void time() { unsigned char i; for(i=0;i<20;i++){ TH0=(65536-50000)/256; TL0=(65536-50000)%256; TR0=1; while(!TF0); TF0=0; } } unsigned char led[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90}; void main() { unsigned char miao; TMOD=0x01; TH0=(65536-50000)/256; TL0=(65536-50000)%256; while(1) { for(miao=0;miao<100;miao++) { P0=led[miao/10]; P2=led[miao%10]; time(); } } }

西江千户苗寨 A: Xijiang Miao Village B: Dongjiang Miao Village C: Xijiang Dong Village

在javascript中，执行后输出的结果是： var name="zhaonan"; var obj1={ name:"miao", age:20, say:function(){ console.log(this.name); } } var obj2={ name:"xue", age:30, say:function(){ console.log(this.name); } } var f=obj2.say; console.log(f()); var e=f.bind(obj1); console.log(e()); var k=e.bind(obj2); console.log(k()); A: zhaonan zhaonan miao B: zhaonan miao miao C: zhaonan miao xue D: miao zhaonan xue

在 javascript 中,执行后输出的结果是():var name="zhaonan";var obj1={name:"miao",age:20,say:function(){console.log(http://www.wendangku.net/doc/3446003cbc234 82fb4daa58da0116c175e0e1e54.html);}}var obj2={name:"xue",age:30,say:function(){console.log(http://www.wendangku.net/doc/3446003cbc234 82fb4daa58da0116c175e0e1e54.html);}}var f=obj2.say; console.log(f());var e=f.bind(obj1);console.log(e());var k=e.bind(obj2);console.log(k()); A: zhaonan zhaonan miao B: zhaonan miao miao C: zhaonan miao xue D: miao zhaonan xue

Which of the following is the feature of Miao People?

The Miao costumes and ornaments are large, numerous and heavy.

In the ninth century, what happened to some of the Miao people?

The Miao ethnic minority people mainly make a living by fishing and they used to make clothes with fish-skin. （ ）

The patterns in Miao people’s silver ornaments, such as butterfly and maple leaf, are an indication of religious belief.

“缪”在姓氏中的读音正确的是（）。 A: LIAO B: MU C: MIAO D: MIU