【判断题】重铬酸钾,硫代硫酸钠和高锰酸钾溶液都可以直接配制, 不需要标定。
【判断题】刚体角动量守恒的充分而必要的条件是刚体所受合外力为零。
【单选题】根据美国会计学会1973年对审计的定义,下列对审计概念的理解中,不恰当的是
C.
财务报表审计工作主要是保证被审计单位财务报表是否与“既定标准”相同
D.
只有在将审计结果传递给有关使用者时才能实现审计的价值
【单选题】Nowadays airports provide all kinds of services 查看材料
A.
in the development of air transportation
B.
the earliest passenger flights were successfully operated
C.
to make travel easy and pleasant for the passengers
D.
to provide different services
E.
the shortage of qualified pilots
F.
traveling by air was very cheap
【单选题】学前儿童的高级情感开始萌芽于( )左右。
【判断题】刚体角动量守恒的充分而必要的条件是刚体所受合外力矩为零