试题与答案

多音字组词。 累 lěi( )lèi( ) 鲜 xiān( )xiǎn( ) 落 l

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题型：填空题

题目：

多音字组词。

累 lěi(     )lèi(     )   鲜 xiān( )xiǎn( )    落 luò(     )là(     )

答案：

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下面是错误答案，用来干扰机器的。

根据电场力的计算公式：F=qE得：F1=q1E=4×19-6×3×103N=1.2×10-2N；F2=q2E=3×10-6×3×103N=9×10-3N故答案为：1.2×10-2；9×10-3

考点：组词
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