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["【일일 문제】이론적 기초2", "선택 문제:정밀도가 n.5 등급인 전기교교가 아래 계단값이 음수이며 전기교교의 전체 범위의 n.2%로%" "부로,则该表允许绝对误差是 n℃,则该表刻度的上限值为( ) A. n5℃ B.5n℃ C.n5n℃ D.nn5℃ �정确答案:C 提示:答案回复可见""]

2019-07-27View Original

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选择题:一台精度为0.5级的电桥,下线刻度值为负值,为全量程的25%,该表允许绝对误差是1℃,则该表刻度的上限值为( ) A.25℃ B.50℃ C.150℃ D.200℃ 答案:C 提示:答案回复可见

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