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【多选题】
运算放大器构成跟随器的放大能力取决于
A.
运算放大器的输入电阻
B.
运算放大器的开环增益
C.
运算放大器的输出电阻
D.
运算放大器的最大输出电流
E.
运算放大器的电源高低
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cm
B.
mm
C.
µm
D.
nm
E.
pm
【单选题】用于测量细菌大小的单位是 。
A.
mm
B.
um
C.
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D.
nm
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纳米nm
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微米um
C.
毫米mm
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厘米cm
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建筑外观
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企业标志
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A.
is
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likes
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doesn't
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does
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A.
him
B.
he
C.
she
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her
【单选题】用于测量细菌大小的单位是
A.
mm
B.
μm
C.
cm
D.
nm
【单选题】常用于测量细菌大小的单位是
A.
纳米 (nm)
B.
微米 (μm)
C.
毫米 (mm)
D.
厘米 (cm)
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