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2019329621035张浩严
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2019329621035_张浩严_homework7
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👤 Author: by 2351505710qqcom 2021-12-26 16:43:28
四个必要条件:
1.互斥:十字路口的四个角是非共享
2.占有并等待:每辆车都占有十字路口的一角,并等待正前方的一角
3.非抢占:除非每个车主自愿放弃自己所占一角
4.循环等待:1->2->3->4->1
预防方式:
1.交通信号灯,同一时间只允许上下或者左右方向车辆通行(靠右行驶的前提)
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