switching district造句

At least two are switching districts to run.
The property was not operated by the carrier from date of acquisition to June 21, 1927, but pending authority for the carrier to operate its property within the switching district at and near Muscatine, Iowa, in interstate commerce, the industries along its tracks in Muscatine were served by The Chicago, Rock Island and Pacific Railway Company, by voluntary permission from, and without compensation to, the carrier.
It's difficult to find switching district in a sentence. 用switching district造句挺难的