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【多选题】
在下列各项指标中,属于利润中心考核范畴的有?A.
人为利润总额
B.
利润率
C.
边际贡献总额
D.
负责人可控利润总额
E.
可控利润总额
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【简答题】多级放大电路的通频带比组成它的各个单管放大电路的通频带 (填宽或是窄)。
【简答题】一定时期内的世界国际贸易总值是世界各国和地区的 之和。
【简答题】多级放大电路的频率响应 判断下列说法是否正确，对者选“YES”错者选“NO”。 （1）多级放大电路的通频带比组成它的各个单管放大电路的通频带宽。
【单选题】─I think classical music is less popular than pop music. ─I don’t agree with you. Classical music is_____ pop music. A.so popular as B.as popular as C.more popular D.the ...
A.
so popular as
B.
as popular as
C.
more popular
D.
the most popular
【单选题】He wasn't asked to take on the chairmanship of the society,________insufficiently popular with all members.
A.
having considered
B.
was considered
C.
was being considered
D.
being considered
【单选题】Kobe Bryan is one of _______in the USA. A. popular basketball player
B.
the most popular basketball player
C.
the most popular basketball players
【单选题】关于多级放大电路,下列说法中错误的是 ( )
A.
Au 等于各级电压放大倍数之积
B.
Ri 等于输入级的输入电阻
C.
Ro 等于输出级的输出电阻
D.
多级放大电路的通频带比组成它的各个单管放大电路的通频带宽
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