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。
We have lighting and ducts, playground fencing and plumbing holes, door jams and dry wall!
我们现在有照明、管道、嬉戏区围栏、管道孔、门框和石膏墙！
We have lighting and ducts, playground fencing and plumbing holes, door jams and dry wall!
我们现在有照明、管道、嬉戏区围栏、管道孔、门框和石膏墙！
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