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farmland drainage system design
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farmland drainage system design
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农学
农业水土工程
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farmland drainage system design
农田排水系统设计
确定农田排水沟道(管道)、建筑物、泵站的设计流量和设计水位,拟定沟道(管道)纵横断面和建筑物结构的形式及尺寸,进行排水泵站选型,计算农田排水系统工程量等工作的总称。
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更新时间:2026/6/20 11:18:06