A. 原材料加工 B. 产品制造 C. 产品使用 D. 循环利用
A. must have felt B. might have felt C. would have felt D. would feel
A. 5 B. 2 C. 3 D. 4
A. 共享构件模块化 B. 互换构件模块化 C. “量体裁衣”式模块化 D. 混合模块化生产过程的均衡化