High sediment charge of Minjiang River caused severe abrasim of barrage gate's bottom plate, upstreams blanket & downstreams fencing wall during many year's operation.

由于岷江含沙量大，使得映秀湾水电站拦河闸在多年运行中间室底板、上游铺盖和下游护坦磨损严重。

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Power charge is the most important funds income to change its charge taken mode, it can raise fund taken speed shorten midway and sediment time, raise fund using rate.

电费资金是电力企业最主要的资金来源，改进电费资金收取方式，可以提高电费资金的收取速度，缩短在途和沉淀时间，提高电费资金的利用率。

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There is a linear correlation between the logarithm of sediment dis- charge at different parts of dunes and the dune height.

当气流与沙丘走向斜交时，两侧相同部位输沙率的差异不大，这是线形沙丘保持其动力形态平衡的主要原因之一。

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