在检查供应链效率的时候,所有的作业都是正利润的?
A. 对
B. 错
Group analysis is a effective method to segmentation customer service?
A. 对
B. 错
If the output efficiency is lower than 10%,which means most part time of supply chain is the Non value-added time?
A. 对
B. 错
The relationship between the customer service level and cost can not be described by a increasing curve.
A. 对
B. 错