water-saving irrigation system

• 节水灌溉系统

water-saving irrigation system的用法和样例：

例句

1. Study Says Asia's Irrigation Systems Need Reform.
   研究表明亚洲灌溉系统需要改良。
2. The whole plantation is under a drip irrigation system.
   整个种植园是根据滴水灌溉系统所调控。