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都江堰英文導游詞范文3篇(編輯修改稿)

2025-09-03 02:49 本頁面

　

【文章內容簡介】 e riverbed sand stone after fish mouth of neat rows of small stone, and outside the river sand (eighty percent), inner river sand (twenty percent). In this way, the water irrigation farmland would be very clear, because most of the sediment has been outside the river walk. Allocation water varies depending on the season, look at a few small island, next to the winter spring river is dry, the wind flow by several small islands in the S type, make its mainstream straight at neijiang, neijiang about water inflow, outside Jiang Jin. 4 into water。 The surge of the summer rain, water level rises, the water is influenced by the island, no longer the mainstream straight at the river, the proportion of the internal and external jiang river will be automatically reversed: inner river, into the water about 4 about Jiang Jin water outside. Is such fish mouth, ensure the local people in the mutagenicity of farmland and people39。s life in the use of water, in flood period to prevent the onset of flooding, really. , of course, there are few small islands and baizhang dike, abatis, Jin Gangdi assistance, fish mouth could not plete the task perfectly, it also tells us that in life, we also need friends helping each other. Now we ran down a stand fly sand dam spillway. Fly sand dam with xie hong, desilting and adjust the significant function of water, mainly in the flood will BaoPingKou redundant outside the inner river water to the river, if there are any flooding, it will own levee breaches, let the water flow into the spillway, make a lot of regression of minjiang river flow, to ensure that people in chengdu is not

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