electromotive power造句

At first, in 1899, the tramway was designed to be steam powered, but by 1895 this had changed to electromotive power.
Unlike the demonstration motor above, DC motors are commonly designed with more than two poles, are able to start from any position, and do not have any position where current can flow without producing electromotive power by passing through some coil.
It's difficult to find electromotive power in a sentence. 用electromotive power造句挺难的