本文主要论述佳县郑家沟流域土地类型、土地生产力分级和土地利用评价等问题。
The land types, land productivity classification and land use evaluation in Zhengjiagou catchment located in the north of loess plateau were discussed in this paper.
国信证券分析师郑东（音译）说：“这个协议对中钢协和中国钢铁企业起码是种安慰，因为价格低过力拓。
Zheng Dong, analyst at Guosen Securities, said: "This agreement is at least a consolation to CISA and Chinese steel companies because the price is lower than Rio Tinto's."
国信证券分析师郑东（音译）说：“这个协议对中钢协和中国钢铁企业起码是种安慰，因为价格低过力拓。
Zheng Dong, analyst at Guosen Securities, said: "This agreement is at least a consolation to CISA and Chinese steel companies because the price is lower than Rio Tinto's."
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