In CPM, LF= _________. A: ES + Duration B: ES - Duration C: LS + Duration D: LS - Duration

第七章，下面说法中不正确的是（） A: EF = ES + duration B: LS = LF – duration C: TF = LS –ES = LF – EF D: EF = ES + lag

In CPM, LF-Duration =__________ A: ES B: LS C: ST

若有定义：double a, b, c;能正确给a,b,c输入数据的语句是( ) A: scanf(" %lf %lf %lf",&a, &b, &c ); B: scanf(" %f %f %f",&a, &b, &c ); C: scanf(" %lf %lf %lf",a, b, c ); D: scanf(" %lf %lf %lf" &a, &b, &c );

离子选择电极法测定范围为（） A: 10~10mol/LF B: 10~10mol/LF C: 10~10mol/LF D: 10~10mol/LF E: 10~10mol/LF

） void main() { double x,y; scanf('%lf%lf',

能把值3输入给变量a,4输入给变量b,5输入给变量c的语句是( )。[br][/br](2.0) A: scanf("%d%f%lf", &a,&b,&c); B: scanf("%d%lf%lf", &a,&b,&c); C: scanf("%d%f%f", &a,&b,&c); D: scanf("%lf%lf%lf", &a,&b,&c);

一个逻辑文件LF最多可连（）个I/O或LF。

__________________(double,double);main(){doublex,y;scanf("%lf%lf",&x,&y);printf("%lf",max(x,y));}doublemax(doublea,doubleb){return(a>b?a:b);}

【单选题】In CPM, EF = __________ (7.0分) A. ES + Duration B. ES - Duration C. LS + Duration D. LS - Duration