普遍的模型认为，出现情绪低落，主要是因为在关键突触的神经递质血清素的短缺抑制情绪的调节神经信号，开门抑郁症。
The prevailing model holds that depression occurs largely because shortages of the neurotransmitter serotonin in key synapses dampen mood-regulating neural signaling opening the door to depression.
门机运行到该位置输出“门开齐”继电器信号，门机开始开门推进。
When the door motor run to the position, it output door open fully relay signals and start to open door pushing.
当电池需要更换，或者开门后没有完全关上，指纹智能锁将发出报警信号。
When battery needs replacement or entry door is not completely shut, the device gives a warning signal.
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