水土保持 conservation of soil and water; conservation of water and soil; soil and conservation; soil and water conservation; soil and water preservation; water and soil conservation 水土保持坝 gully control dam .
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water and soil conservation [土壤] 水土保持 ; 关键词煤炭资源 ; 土地复垦 ; 资源再利用
soil and water conservation 水土保持 ; 水土保持学 ; 水土连结 ; 资源再利用
soil and water conservation measures [土壤] 水土保持措施
soil and water Conservation Engineering 水土保持工程学
soil and water conservation forest [土壤] 水土保持林 ; 水土保持林地
soil and water conservation planning [土壤] 水土保持规划
urban soil and water conservation 城市水土保持
Soil and water conservation works 水土保持工程措施
New laws were passed immediately that achieved the same result of resting soil and providing flood-control measures, but which were based on the principle of soil conservation.
新的法律立即通过,达到了同样的结果,使土壤留下来和提供防洪措施,但这是基于土壤保护的原则。
The function of forest floor on water conservation, nutrient supply, promoting biological respiratory intensity and soil development are discussed.
探讨了森林地层在水土保持、养分供应、促进生物呼吸强度和土壤发育等方面的作用。
To take charge of works on regional conservation of water and soil; to guide and coordinate the administration and infrastructure construction of countryside water utilities.
负责本区水土保持工作;指导、协调农村水务基本建设和管理。
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