片语
Please Conserve Water节约用水
water resource conservation forest水原涵养林
Water abilitys conservation水资源掩护
water-conservation function水源涵养功能
water andsoil conservation lawn水土保持草坪
water sources conservation areas水源涵养区
water conservancy[水利] 水利;水资源保护
water resource conservation水资源涵养
water quality conservation水质保持
ecologic water and conservation水保生态
water source conservation areas水源保护区