- Category:
- SCM
- Tags:
-
[WORD]
- File Size:
- 40.52kb
- Update:
- 2008-10-13
- Downloads:
- 0 Times
- Uploaded by:
- www.qingzui
Description: Design a crossroads of traffic lights control circuit requires lane east-west direction and north-south direction of the two-lane cross-road vehicles to run alternately, each opening hours are set to 45 seconds. Time can be set to amend.
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