conservancyn. 儲存、保護、管理學術名詞水土保持:電機工程、電力工程(資源)保護:電機工程[資源]保護:電力工程資源保護區:電力工程管理局:電力工程英文釋義a commission with jurisdiction over fisheries and navigation in a port or riverthe official conservation of trees and soil and rivers etc.