题目内容

The first five books orPentateuch (Torah) are from Exodus to the captives of Babylon.

A. 对
B. 错

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AnApocalypse (theBook of Revelation) is abook of prophecy, containing some instructions toseven local congregations of Asia Minor, but mostly containing propheticalsemiotics, about theend times.

A. 对
B. 错

v=100sin(6πt+110°)V超前i=5cos(6πt-15°)A的相位差是()

A. 35°
B. 95°
C. 125°

复功率的实部是功率,单位是;复功率的虚部是功率,单位是。

2、大小和方向均不随时间变化的电压和电流称为电,大小和方向均随时间变化的电压和电流称为电,大小和方向均随时间按照正弦规律变化的电压和电流被称为电。

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