企业制定技术创新计划时,首先要进行的工作是()。
A.创新构思的评价
B.创新对象的选择
C.创新组织的组建
D.创新阶段的整合
参考答案:B
a与b点的相对高度是( )
A.400米
B.300米
C.200米
D.100米
Love and bread () equally important; the one enriches my spiritual life, and the other my material life.
A. is
B. are
C. have been
D. has been