谈水保护 Conservation of freshwater

洪水保险 flood insurance

缺水保护 WATERLEVELSWITCH ; TSI ; Water shortage ; Lack water protection

国家洪水保险计划 NFIP ; National Flood Insurance Program

地下水保护 groundwater protection ; groundwater conservation

水保护 [环境] water conservation

吸水保湿剂 Propylene Glycol ; Sorbitol ; Glycerin ; Butylene glycol

雨水保险 rain insurance ; pluvious insurance

淡水保护 Conservation of freshwater

水土保持 water and land conservation ; to conserve water and soil ; [土壤] water and soil conservation ; soil and water conservation