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Question summary: 在讨论数据总线时，技师甲说CAN总线是控制模块之间运行数据传递的通道；技师乙说，CAN总线既可以发送数据又可以接受数据。请问谁的说法是正确的。: 甲乙都正确; 只有乙正确; 甲乙都不正确; 只有甲正确

Right answer summary: 甲乙都正确

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Question state: todo