手刹车和脚刹车两套制动装置，保证机器的安全性和可靠性。
Two sets of brake devices a hand brake and foot pedal brake assure the machine's safety and dependability.
钻机绞车刹车系统的制动特性是合理设计和使用刹车装置的理论基础。
The braking characteristic of the brake system of rig drawworks is a basis of design and use of brake apparatus.
路边普通的制动装置一般是不合格的，其局限性就在于它仅仅能够刺破轮胎，却不能实现紧急刹车。
Traditional roadside arresting systems typically use hollow spikes but have limitations in that they only puncture tyres and do not rapidly stop a vehicle.
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