在下列费用中,属于与未来企业生产经营有关的工程建设其他费用有( )。
A.建设单位管理费
B.勘察设计费
C.供电贴费
D.生产准备费
E.办公和生活家具购置费
参考答案:D,E
It is not rare in that people in fifties were going to university for further education.
A.90s; the
B.the 90s;/
C.90s; their
D.the 90s; their
A是一种黑色难溶于水氧化物,其相对分子质量为80,请分析如下转化关系并填空.
(1)用化学式表示:A______,C______,溶液D中的溶质是______.
(2)用化学方程式表示:C→A______.