独特的锁闭杆系统，防止输出轴上的键在键槽倾斜，消除了键和键槽损害的可能性及其可能会导致的生产力损失。
The unique locking bar system prevents the key on the output shaft from tipping in the keyway, eliminating the possibility for key and keyway damage that results in a loss of productivity.
分析了双杆锁闭zd6型电动转辙机所存在问题的原因，并提出了解决办法。
This article analyzes the existing questions of the double close ZD6 electric pointer, and puts forward the solution.
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