辊上方还有制动杆，按下时将立即停止辊转动。
Stop bar over the rolls which, when activated, will instantly stop the rolls.
该装置主要由制动轨、支撑臂、连接杆、液压系统和控制系统所组成。
This device is mainly composed of braking rails, a supported arm, a connected pole, hydraulic system and control system.
本发明涉及一种汽车制动泵用铝制阀门杆及其制造工艺。
The invention relates to an aluminum valve bar for automobile braking pump and the manufacturing process.
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