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【单选题】
以下关于测量误差产生的原因，哪一个是不正确的( )。A.
测量仪表本身存在的误差
B.
测量原理的局限性
C.
绝对误差的存在
D.
外界因素及个人因素
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皮皮学刷刷变学霸
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【简答题】范德萨地方撒范德萨发大水
【单选题】14 I am at least age Robert if I am not older than he．
A.
the same；as
B.
the same；with
C.
as same；as
D.
as same；with
【简答题】If many people have demand for the network at the same time, the data communication will be difficult even with 4G technology.
【单选题】Whenever he was asked why he was late for class, he would answer carelessly, always ______ the same thing.
A.
saying
B.
said
C.
to say D, having said
【简答题】被照物体单位面积上所接收的（）称为光照度。点光源所产生的光照度和它到受照面的距离的平方成（）。
【单选题】Do you think he is _____size ___Tom?
A.
the same; as
B.
same; as
C.
same; like
D.
the same; like
【简答题】都仿佛都是粉色范德萨啊地方撒范德萨范德萨
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