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【单选题】
无线电监测中,常用一些单位有dBuv、dBm等,dBm是( )单位。
A.
电压
B.
带宽
C.
功率
D.
增益
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参考答案:
举一反三
【单选题】Which company offers excellent benefits?
A.
Southwest Design
B.
North Community Center
C.
McCoy Automobile Company
【单选题】下列心理订价法策略中,( )哪一种利用顾客的求新心理
A.
A取脂订价
B.
B渗透订价
C.
C声望订价
D.
D零数订价
【简答题】下列 Python语句的输出结果是? def f(): return 'No' f()
【单选题】n 个变量的函数最多有( )个最小项
A.
2n
B.
n 2
C.
2 n
D.
2 n -1
【简答题】下列Python语句的输出结果是( ) def f():pass print(type(f()))
【简答题】I lent him some money last week but he forgot to _____________ (偿还).
【简答题】以下关于合理选址选线说法正确的有( )。
【单选题】Yesterday I lent a book him.
A.
to
B.
in
C.
from
D.
for
【单选题】The company offers many opportunities for professional(职业的) ______.
A.
achievement
B.
approach
C.
development
D.
purpose
【单选题】I ____ him the money but he didn't tell me he needed it. [     ]
A.
should have lent
B.
must have lent
C.
need have lent
D.
could have lent
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