Electric locomotive is powered by electricity mainly in one of two ways: electric traction motors or through a third rail.
A.正确
B.错误
正确答案：错误
Electric locomotive is powered by electricity mainly in one of two ways: electric traction motors or through a third rail.
4次阅读
猜你喜欢
- Which of the following is not a drawback of making electricity by using methane gas？
- Rent, electricity and insurance are all examples of the companys ________.
- Aluminum, which possesses high conductivity of heat and electricity, finds wide application in industry.
- In need of electricity for fast-growing economy, the country currently has five nuclear power plants（）.
- Silver is the best conductor of electricity, copper （） it closely.