Category:永定河治本計劃

	NO WIKIDATA ID FOUND!; Search for 永定河治本計劃 on Wikidata; Create new Wikidata item
	Upload media

This is the category for the Chinese book 永定河治本計劃.

中文：永定河治本計劃

Media in category "永定河治本計劃"

This category contains only the following file.

NO WIKIDATA ID FOUND! Search for 永定河治本計劃 on Wikidata Create new Wikidata item
Upload media