某零部件功能评分值为105,目前单件成本14.75元,功能评价值7.33,则该零部件成本降低幅度为()。
A.14.75
B.97.67
C.90.25
D.7.42
参考答案:D
If nature does not provide man with the necessary material, it is the laboratory _____ he will turn to for it.[ ]
A. where
B. that
C. which
D. what
小区搜索是终端获得与小区()和()的同步,并检测物理层小区ID的过程。