水土保持 治山治水

soil and water conservation  detail>>

治山治水

afforestation and water co ervancy afforestation and water conservancy  detail>>

水土保持

conservation of soil and water conservation of water and soil soil and conservation s...  detail>>

水土保持坝

gully control dam  detail>>

水土保持法

law of soil and water conservation  detail>>

水土保持股

soilandwaterconservationunit  detail>>

水土保持局

scs soil conservation service  detail>>

水土保持林

forest for water and soil conservation forestforwaterandsoilconservation high forest with ...  detail>>

水土保持区

soil and water conservation region soil conservation district soilandwaterconservationregi...  detail>>

水土保持系

dept. of water & soil maintenance engineering  detail>>

城市水土保持

urban soil and water conservation  detail>>

加强水土保持

reinforce the conservation of water and soil  detail>>

陆地水土保持

erosion control of land  detail>>

水土保持草坪

water & soil conservation lawn  detail>>

水土保持产业

soil and water conservation industry  detail>>

水土保持措施

soil and water conservation measure water and soil conservation measures water-and-soil co...  detail>>

水土保持大会

soil and water conservation society annual conference  detail>>

水土保持调查

soil and water conservation survey  detail>>