irrigation zone是什么意思 irrigation zone怎么读
irrigation zone的相关资料
IRabbr.信息检索(=information retrieval)
Irdexn.虹苔螋属
irrigation zone的用法和样例
- Present Conditions and Thinking of Canal Lining in Luohuiqu Irrigation Area.
洛惠渠灌区渠道衬砌现状与思考。 - Based on the investigation and research in Shijiazhuang, the losses of wastewater irrigation are estimated.
以石家庄市污灌区的调研为基础，对污水灌溉造成的经济损失进行了估算。
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