若达不到所规则的最小间隔时，有必要采纳防护办法，增设屏障、遮栏、围栏或坚持网，并悬挂夺目的正告标志牌。
If the minimum interval, is not up to the rules, it is necessary to adopt protective measures, additional barrier, fence, fence or adhere to the network, and the warning signs hanging dazzling.
定时：允许有足够的时间，60至90分钟之间的间隔去年'忙'的活动，如驾驶，看电视，玩扑克牌，或棋盘游戏。
Timing: Allow adequate time, 60 to 90 minute to lapse between your last 'busy' activity, such as driving, watching television, playing CARDS or board games.
利用便携式图像捕获设备获取当前工作间隔标志牌的实时图像，并用于判断工作人员是否走错间隔。
The signboard image of operating bay is captured by portable camera in real time, based on which it is determined whether the working staff has accessed to the proper bay.
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