重复建筑
允许你同时建设数个相同的建筑，兼容旧存档
注意：
0.使用建筑浏览器
1.因为某些原因，相同建筑必须同时建设，如果建筑已经存在，在建设更多相同的建筑之前必须先把存在的建筑拆掉
2.游牧无效
Google translation
Allows you to build several identical buildings at the same time, compatible with old saves
Note:
0. Use the building browser
1. For some reason, the same building must be built at the same time. If the building already exists, the existing building must be torn down before more of the same can be built
2. horde is invalid
