Large towns and extensive irrigation canals were abandoned.
大城镇和大量的灌溉渠被遗弃。
Irrigation canals, roads, Bridges and electricity networks have been damaged.
灌溉运河,道路,桥梁和电力网络都被破坏。
Lining and covering irrigation canals to avoid ground seepage and evaporation could save huge... [More].
对运河进行内衬和加盖以防止地表渗漏和蒸发,可节省大量的水资源。
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