Description: A, in each direction of the indicator light in accordance with the requirements of different times, before 10 seconds indicator light is off, then two seconds to suspend indicator light is off, then eight seconds left indicator light is off, in accordance with this cycle approach
B, when the first trip to east direction indicator light when the direction of the south before the indicator goes out, suspended lights and left turn indicator light 2 seconds ﹑ 8 seconds, that is, the green light in the east direction 10 seconds, the south continued to light up the red light on the direction of two seconds, followed by continuous light yellow 8 seconds
C, when the south before the direction indicator light when the forward direction towards the light is off, suspend the lights and left turn indicator light 2 seconds ﹑ 8 seconds, that is, the direction of green in the south 10 seconds, continuing east lit the red light on the direction of two seconds, followed by continuous light yellow
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