从物流角度来讲，缩短冷链物流流程时间，能够减少食品变质的风险，提高安全系数。
From the point of logistics, reducing the time of cold chain logistics process can reduce the risk of food deterioration and raise the food safety level.
这种先进的武器探测器有朝一日可以被用于发现躲藏在人群中的刺客，还可以与目前机场使用的武器探测器一起使用，提高安全系数。
The advanced weapons detector could one day be used to spot potential assassins in crowd. It could also supplement existing weapon detectors in airports to provide an additional level of security.
用来表示出口、撤离路线、禁止吸烟、灭火设备、大门推拉标志等事项的安全标志应在最显著和最适宜的地方显示，以使更多的人察觉到，从而提高安全系数。
Safety signs for exits, escape routes, no smoking and fire fighting equipment, push-pull signs on doors etc., should be prominently and optimally displayed for awareness and to improve safety.
应用推荐