标称范围的上限与下限之差的绝对值,为( )。
A.量程
B.工作范围
C.测量范围
D.示值范围
参考答案:A
解析:标称范围的上限与下限之差的绝对值,称为量程。
Mary was very happy yesterday because she had _____ big dinner with her friends.
A. the
B. a
C. an
D. /
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