液体产品计量方式有:()
A、人工检尺计量
B、流量计计量
C、衡器计量
D、自动计量
参考答案:A, B, C
有以下程序: #include <iostream.h> #include <fstream.h> #include <stdlib.h> int main() { fstream filel,file2; char line[100]; filel.open("source.txt",ios::in); if(!file1) {cout<<"Can’t open file source.txt!"<<end1;abort(); } file2.open("dest.txt",ios::out); if(!file2) {cout<<"Can’t open file dest.txt!"<<end1;abort(); } while(!file1.eof()) {filel.getline(1ine,100);file2<<line;file2<<end1; } filel.close(); file2.close(); return 0; } 此程序实现的功能是 【15】 。
—Peter, your school things are everywhere in your study.
—Oh, sorry. I'll right now. [ ]
A. put them away
B. put away them
C. put them on
D. put on them