在艾奥瓦，类似的地区处于该州西北部，虽然农业产量高，但每蒲式尔少挣25到50美分，因为该地区远离密西西比河驳船码头。

In Iowa, that region is the north-western part of the state, which enjoys high crop yields but gets 25-50 cents less per bushel because it is too far from the Mississippi river barges.

youdao

早上4 - 15点有四个货位的驳船载着模块到达港口停在吊架林立的码头上。

At 4-15 a.m. a barge with four large trays full of modules comes to the port and stands near the cranes.

youdao

该系统能在驳船和码头之间架设的钢梁轨道上连续平稳地运行，其前进方向和速度大小可严格控制；

This system can travel along the rail connecting the barge and pier. Its travel speed and direction can be controlled.

youdao