供应链信息管理的一个重点就是减弱、消除牛鞭效应，实现信息共享，降低需求信息不确定性导致的商品短缺或者滞销损失。因此，供应链管理本质上是对信息流进行有效的管理。
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建立联合库存的协调管理机制应该建立共同的合作目标；建立协调控制方法；建立信息沟通的渠道或系统；建立利益的分配、激励机制 。（ ）
A. 对
B. 错
lesson 18 Directions: in this part, you are going to listen to five transmissions or short exchanges and choose the correct answer from four choices.
A. 9 miles 6 o’clock 9000feet fast moving from left to right
B. 9 miles 6 o’clock 9000feet crossing from right to left
C. 6 miles 9 o’clock 9000feet fast moving from right to left
D. 6 miles 9 o’clock 9000feet crossing from left to right
lesson 18
A. same direction
B. parallel
C. converging
D. opposite direction
lesson18
A. Flying activity is in the south field
B. The controller wants the pilot to fly east
C. A glider will land in the south field
D. A glider is hanging in the north field
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