40 元券9783659780516ProportionalMultirateAchieving¥4640去看看上海外文图书音像专营店发布了按需印刷Fair Mac Protocol for Achieving Proportional Fairness in Multirate WSN[9783659780516]20 元券9783659780516ProportionalMultirateAchieving¥4080去看看澜瑞图书专营店发布了【4周达】Fair Mac Protocol for Achieving Proportional Fairness in Multirate WSN [9783659780516]