2) groundwater loss mechanism
地下水流失机理
4) the mechanism of soil nutrient loss by erosion
土壤养分流失机理
5) mechanism of soil and water loss underground
地下水土流失机理
1.
The mechanism of soil and water loss underground in karst region involves many fields and has internal relevance with the mechanism of rock-soil-water-organism underground.
地下水土流失是水土流失过程中非常重要且常被忽视的部分,喀斯特地下水土流失机理涉及的领域很广,与地下岩—土—水—生物作用机理有着内在的关联性。
6) soil-water loss control
流失治理
1.
According to collected data about soil-water loss and conservation of 8 typical soil-water loss areas in the Yangtze River Basin,the soil-water loss rate,soil-water loss controlling rate and their relation with soil erosion modulus are analyzed.
根据面上收集的长江流域8个代表性水土流失类型区水土流失和水土保持资料,初步分析水土流失率、水土流失治理率与土壤侵蚀模数的关系,以此来评价健康长江评价指标—水土流失率,对其健康标准进行分级,并对8个典型水土流失类型区和长江流域及重要支流、水源地健康状况进行了评价。
补充资料：流失
①指自然界的矿石、土壤自己散失或被水、风力带走，也指河水等白白地流掉：水土～ㄧ建造水库蓄积汛期的河水，以免～。②泛指有用的东西流散失去：肥效～ㄧ抢救～的文物。③比喻人员离开本地或本单位：人才～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条