短語詞組短語irrigation n works 灌溉結(jié)構(gòu)物Irrigation Works Structure Engineering 水工結(jié)構(gòu)工程irrigation water outlet works 灌溉用水泄水工程steles on irrigation works 水利碑刻trickling irrigation works 滴灌工程irrigation works network 水利網(wǎng)絡(luò)chinese west irrigation works 西部水利management of irrigation works 灌溉工程管理local irrigation works 地方灌溉工程 返回 irrigation works