开关门控制信号必须是无源触点！
The control signal of opening or closing door must be passive contact.
支持全年公司日历、支持定时开关门功能。
Provide annual company working calendar and time access functions.
请不要频繁开关门，尽量控制开关门的次数。
Please do not open the windows frequently and try to control the open times.
它在开关门时的摇晃使得开门不方便，但是它们确实起作用。
They make the door difficult to swing open and close, but they work.
它在开关门时的摇晃使得开门不方便，但是它们确实起作用。
They make the door difficult to swing open and close, but they work.
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