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【简答题】
标准离差是用来衡量概率分布中各种可能的报酬率偏离______的程度。
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反馈参考答案：
举一反三
【单选题】— I try on those shoes in the window? —_ . They are just on show. [ ]
A.
Could; Yes;you can
B.
Can; Sorry, you couldn't
C.
Could; Sorry; you can't
D.
Can; Yes, you could
【多选题】Zero-Max型无级变速送经机构织机主轴每一回转的送经量L为: L=i1×i2×πD 式中:i1—织轴传动系统中除无级变速器7以外的传动比;i2—无级变速器7的传动比;D—织轴直径 根据公式,影响送经量的因素为
A.
i1
B.
i2
C.
D
D.
π
【单选题】This is my new room. Let me _________. [ ]
A.
show you in
B.
show you into
C.
show you it
D.
show it to you
【简答题】简述中国的性质和宗旨。
【单选题】This is my new book. Let me _____. [ ]
A.
to show you it
B.
show it to you
C.
show it you
D.
to show it to you
【单选题】人类基因组序列的“工作框架图”的覆盖率为( ),准确率达()。
A.
99.99%；99.99%
B.
98%；98%
C.
99.99%；98%
D.
98%；99.99%
【单选题】I don't like people who try to ____ you with how much money they've got. [ ]
A.
impress
B.
show
C.
press
D.
strengthen
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