救救孩子吧

| Warning: Participant 瞬态结构 (CouplingParticipant:Solution) has the |
| ExecutionControl 'Option' set to 'ExternallyManaged'. System Coupling |
| will not control the startup/shutdown behavior of this participant. |
| Warning: Participant 流体流动（Fluent） (CouplingParticipant:Solution 1) has the |
| ExecutionControl 'Option' set to 'ExternallyManaged'. System Coupling |
| will not control the startup/shutdown behavior of this participant.
太困难了，这是啥错误啊有没有大佬指点一下