品质控制计划使用对象为()?
A.作业员
B.IPQC
C.工艺员
D.OQC
参考答案:B
--- I feel nervous about the coming summer.
---- Me , too. Hot weather _____ makes people feel hot, ______ causes serious health problems.
A.either…. or
B.neither …nor
C.both….and
D.not only….but also
某分部工程双代号网络计划如下图所示,其关键线路有( )条。
A.2
B.3
C.5
D.4