如果一个企业在各种生产水平上都显示规模报酬递减,把这个企业化分为两个相等规模的较小企业,它的总产出( )。
A.减少
B.不变
C.增加
D.无法判定
参考答案:C
Alot of language learning, has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
A.as
B.it
C.which
D.this
电信局所选址时,应避开靠近()kV以上变电站和线路的地点,避免强电对弱电干扰。
A.100
B.110
C.120
D.130