parallel roller造句

例句与造句

1. The arrangement consisted of a self-aligning spherical roller bearing at the pinion end and a parallel roller bearing at the commutator end of the traction motor.
2. On the Class 5E1, Series 2 locomotives the arrangement consisted of a self-aligning spherical roller bearing at the pinion end and a parallel roller bearing at the commutator end of the traction motor.
3. On the Class 5E1, Series 2 locomotives, the arrangement consisted of a self-aligning spherical roller bearing at the pinion end and a parallel roller bearing at the commutator end of the traction motor.
4. It's difficult to find parallel roller in a sentence. 用parallel roller造句挺难的