service brake
举一反三
- 盘式制动器的英文是( ) A: Parking brake B: service brake C: Disc brake D: drum brake
- Each vehicle must have two independent brake systems for safety. The main brake system is service brake system. The secondary is parking brake system.
- One is service brake and the other is parking brake．
- Service brake needs higher braking force than the emergency brake.
- ________ is comprised of a brake disk, brake pads and a brake caliper. A: Emergency brake B: Disk brake C: Drum brake