这项IBM的专利称，该红绿灯系统能够被用作十字路口、铁路交叉口的交通信号，或者其他交通信号，来“指示汽车、火车等交通工具熄火与开动的合适时间”。
The IBM patent says the system could be applied to traffic signalsat intersections, railway crossings, or other transportation signals for“indicating correct moments to stop and to proceed.
这项IBM的专利称，该红绿灯系统能够被用作十字路口、铁路交叉口的交通信号，或者其他交通信号，来“指示汽车、火车等交通工具熄火与开动的合适时间”。
The IBM patent says the system could be applied to traffic signalsat intersections, railway crossings, or other transportation signals for“indicating correct moments to stop and to proceed.”
介绍了一种不仅能控制交通红绿灯，而且可以给驾驶员显示交通诱导信息的交通信号控制装置的研制。
This paper presents a new traffic equipment which can not only control the traffic signal light, but also display the guidance information to the drivers.
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