【多选题】利用 Multisim 分析电路的频率响应时,可采用的虚拟仪器或分析方法有:
【单选题】Last year the imaginary nation of Panglossia had real GDP of 400 billion. This year it had real GDP of 472.5 billion. Which of the following changes in population is consistent with a 5 percent growth...
A.
The population increased from 80 million to 90 million.
B.
The population decreased from 75 million to 72 million.
C.
The population decreased from 60 million to 50 million.
D.
The population increased from 70 million to 80 million.
【单选题】SYD(cost ,salvage,life,per)函数中,cost,salvage,life,per参数分别代表( )。
A.
固定资产原值、固定资产的残值、固定资产的折旧期数、第几期
B.
固定资产原值、固定资产的残值、余额递减速率、第几期
C.
固定资产原值、余额递减速率、固定资产的折旧期数、第几期
D.
固定资产原值、固定资产的残值、第几期、固定资产的折旧期数
【简答题】在SYD(cost,salvage,life,period)函数的参数中,参数period的单位必须与参数life的单位相同。( )
【单选题】SYD函数的语法SYD(cost,salvage,life,period)中cost参数的含义是()。
【单选题】年限总和折旧函数SYD的表达式为:SYD(cost,salvage,life,per),其中参数salvage为()
【单选题】______have had the greatest enrollment increase.
【简答题】认证技术的目的有两个:一是验证信息的发送者的真实身份;二是( )。
【单选题】Mathilde had years of hard work, little food, only a cold room__________and never had a moment to rest.