问题
单项选择题
They describe how each process goes ( ) to the next.
A.before
B.on
C.in
D./
答案
参考答案:B
解析:[精解] 句意为:表述着每道工艺间的衔接情况。
They describe how each process goes ( ) to the next.
A.before
B.on
C.in
D./
参考答案:B
解析:[精解] 句意为:表述着每道工艺间的衔接情况。