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河床滲渠式集水廊道

15 bytes removed, 12:43, 10 November 2015
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以下是河床滲渠式集水廊道系統的勞工、材料、以及運輸成本的參考例子。100肯亞先令=1.20美元。<br>
Find out more about installing a riverbed infiltration system, Chapter 4 of 找出更多設置河床及水滲渠系統的相關資訊, [http://www.waterforaridland.com/docs/dryriverbeds/Water%20from%20dry%20riverbeds.zip Water from Dry Riverbeds]. Waterforaridland.com.
[[File:InfiltrationPipeCosts.jpg|500px]]
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