闸坝
barge rates can jump on a variety of reasons due to weather, a problem at a lock and dam, for a demand response, etc.
很多因素都可以导致驳船运费的上涨,比如天气、大坝船闸、需求反应等。
lock and dam no. 1 was completed in minneapolis, minnesota in 1917. lock and dam no. 2, near hastings, minnesota was completed in 1930
1号船闸和大坝在1917年竣工于明尼苏达州的明尼阿波利斯。2号船闸和大坝于1930年完工于明尼苏达州的黑斯廷斯。
most recently, an emergency repair at the mel price lock and dam on the upper mississippi river was completed.
最近,密西西比河上游的迈尔普来斯船闸和大坝刚刚完成了一次紧急维修。
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