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【单选题】
下列对生活中物理量的估测接近事实的是 [     ]
A.
一个中学生的正常体重约为1000N
B.
家庭照明用白炽灯泡正常工作时的电流约为10A
C.
人体正常体温为35℃
D.
单人课桌高度约为0.8m
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