同一个模型中不能有两个发生器同时选中“0时刻到达”

否则会报错：
5 c& u. B$ U/ W; l/ {/ q" Jtime: 0.000000 exception: Exception caught in executive::processeventinlist(). Throwing.
7 n7 [/ ]5 D2 G/ O! U4 P* z9 Gtime: 0.000000 exception: Exception caught in executive::steptotime(). Throwing.
time: 0.000000 exception: Exception caught in executive::tick(). Throwing.
. `1 q, {; S' J1 `time: 0.000000 exception: int runthemessageloop() #4
  _1 R/ Q/ _1 t+ F' wexception: core->theexecutive.tick();
- O) R! H1 }" T; K% Stime: 0.000000 exception: int runthemessageloop() #6

1# zorsite
2 T, v1 a7 e& x6 k

8 N; Z2 P7 ]( b可以呀