307
edits
Changes
沙坝
,no edit summary
The cost to benefit ratio for the sand dam's first year of operation is 1:12.沙坝第一年运作的成本效益比为1:12。
===Field experiences实地经验===
In Kenya, it has been used with good outcome in the Kitui, Machakos and Samburu districts. Other countries with similar dry environments such as the U.S.A, Thailand, Ethiopia and Namibia also have used it in numerous and diverse forms.在肯尼亚，基图伊、马查科斯和桑布鲁地区使用了沙坝，并取得了良好的成效。其它有相似的干燥环境的国家，例如，美国、泰国、埃塞俄比亚和纳米比亚，也以多种多样的形式使用沙坝。
<b>Kitui district, Kenya:</b>