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【简答题】
准确度是测量结果 的量度;精密度是测量结果 的量度;误差则反映了测量结果相对于被测量真实值的 程度;量限是指仪表在规定的准确度下对应一测量范围内所能测量的 。
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举一反三
【单选题】Judicial review refers to the power of the federal courts to __________.
A.
make the final interpretation of the Constitution.
B.
declare a legislative or executive act invalid if it violates the Constitution.
C.
extend the judiciary power into the realm of the executive branch.
D.
forbid the federal government from contracting with employers who permanently replaced striking employees.
【多选题】在交流电路中,铁芯线圈的铁芯对线圈的电性能的影响为( )
A.
增大线圈的感抗
B.
使线圈感抗不是常数
C.
由于铁芯发热，线圈功率损耗增加
D.
若电压为正弦波，则电流为非正弦波
E.
使线圈的电阻增大。
【单选题】In the case of the far-left government，what will happen to the power of the government
A.
The power of government becomes larger
B.
The power of government becomes weaker
C.
No change at all
D.
As appropriate, and in different situations the changes are different
【简答题】Power output by the clutch is mainly driven by the formation of tangency between one or more drive components connected to the engine crankshaft and others connected to the power input shaft.
【单选题】The two men talked in a low voice, ____nobody heard what they were saying.
A.
so that
B.
as if
C.
because
D.
when
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