【简答题】Transportation is a ____in the design and management of logistics systems. It may account for ____of total logistics costs.
【单选题】________ costs involve efforts to improve product design for more efficient production processes.
【单选题】One goal of ________ is to design costs out of products in the research, development, and engineering stage.
【单选题】Square D uses 3-D computer-aided design and manufacturing tools that significantly speed up ________ and cut down on development costs.
【简答题】第(7)题__________ 查看材料