对于多分支的水轮发电机，可以采用多种中性点引出方式，相应主保护的构成方式和组合方案数目巨大，很难通过穷举法获得最优的配置方案。

Since a multi-branch hydro-generator could adopt many modes of neutral-point lead, its main protection configuration has a large number of constitute manners and compound schemes.

youdao

对于多分支的水轮发电机，可以采用多种中性点引出方式，相应主保护的构成方式和组合方案数目巨大，很难通过穷举法获得最优的配置方案。

Since a multi-branch hydro-generator could adopt many modes of neutral-point lead, its main protection configuration has a large number of constitute manners and compound schemes.

youdao