补济
词典complement：补充；补足语；补充物；补集（数）。
1. 补济的反义词
1. 渠道在拾桥河相交处由拾桥河分水入长湖，在东荆河灌区需水时由长湖田关河补济东荆河。 According to many years''studies, it is decided to transfer water from Hanjiang firstly and then from the Yangzi River.