解析：双代号网络计划技术时间参数的计算
ES1-3=0
D1-3=2
EF1-3=ES1-3+D1-3
=0+2
=2
ES1-2=0
D1-2=3
EF1-2=ES1-2+D1-2
=0+3
=3
ES1-4=0
D1-4=4
EF1-4=ES1-4+D1-4
=0+4
=4
ES3-6=max[EF1-3,EF1-2]
=max[2,3]
=3
D3-6=2
EF3-6=ES3-6+D3-6
=3+2
=5
ES2-5=EF1-2
=3
D2-5=3
EF2-5=ES2-5+D2-5
=3+3
=6
ES4-7=max[EF1-2,EF1-4]
=max[3,4]
=4
D4-7=4
EF4-7=ES4-7+D4-7
=4+4
=8
ES6-8=max[ES3-6,ES2-5]
=max[5,6]
=6
D6-8=3
EF6-8=ES6-8+D6-8
=6+3
=9
ES5-8=EF2-5
=6
D5-8=5
EF5-8=ES5-8+D5-8
=6+5
=11
ES7-8=max[ES2-5,ES4-7]
=max[6,8]
=8
D7-8=3
EF7-8=ES7-8+D7-8
=8+3
=11
TC=max[EF6-8,EF5-8,EF7-8]
=max[9,11,11]
=11
LF6-8=TP=TC=11
D6-8=3
LS6-8=LF6-8-D6-8
=11-3
=8
LF3-6=min[LS6-8]
=8
TF3-6=LF3-6-EF3-6
=8-5
=3
FF3-6=min[ES6-8]-EF3-6
=6-5
=1
