每一套锁有锁心及钥匙各一个，可自由替换。
本大厦目前的安全保障主要由一套数字键盘锁系统来提供。
The security of the building is mainly provided by a numerical keypad lock system.
为了重新设想典型的锁刀盒，设计师把产品隐藏在一套玻璃门背后，打算让访问者亲自打开，感受一下锁刀盒的工艺。
Aiming to re-envision the typical locked knife case, the designer concealed the products behind a set of glass doors that are intended to be opened by visitors.
因为下面进行了简化，单“阀门”装置将由一套比较器和一个RS锁存器代替。
For simplification below, a single "threshold" device will be replaced by a set of comparators and a rs Latch.
因为下面进行了简化，单“阀门”装置将由一套比较器和一个RS锁存器代替。
For simplification below, a single "threshold" device will be replaced by a set of comparators and a rs Latch.
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