carrying capacity for water environment
functional zones for water environment protection
material for water environment control
Monitoring and management system for water environment
water demand for ecological environment
water required for ecological environment
diverting river water for water source supplement
affecting factor of water environment
agricultural soil and water environment
agriculturial soil and water environment
analysis on demand and supply for water resources
assessment of the quality of water environment
automatic monitoring for water quality
automatic telemering system for water information
available water for regulation
Barrelled purified water for drinking
bearing capability of water environment
block dam for water storage