The device includes air source, control system and a pneumatic expansion brake.
此安全装置是由气源、气动控制系统和一个气动膨胀式制动器组成。
The Reit patent synchronous device driven by electric brake motor is equipped.
采用瑞图专利同步技术，提升机构由制动电机驱动。
The brake is an important safety device.
制动器是绞车中一个重要的安全装置。
Brake: Device for decreasing the speed of a Body or stopping its motion.
制动器：减慢物体的速度或停止其运动的装置。
Brake: Device for decreasing the speed of a Body or stopping its motion.
制动器：减慢物体的速度或停止其运动的装置。
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