问题
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:16,23,32,83,()。A.103 B.256 C.5 D.356
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:16,23,32,83,()。A.103 B.256 C.5 D.356
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-3,0,23,252,() A.256 B.484 C.3125 D.3121
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-3, 0, 25, 73, 146, 247, ()。A.256 B.292 C.379 D.380
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用简便方法计算.1.25×4×2.5×0.88.08×1.252.5×(40--0.4)99×0.453.7×4.3+3.7×1.2+3.7×4.5.
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静脉补钾的浓度一般不超过A.0.3‰B.0.3%C.3%D.23‰E.2%