商品混凝土的放射性指标限量是( )A.内照射指数IM≤1.0，外照射指数Iγ≤1...

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商品混凝土的放射性指标限量是( )A.内照射指数IM≤1.0，外照射指数Iγ≤1.0

1、商品混凝土的放射性指标限量是( ) A.内照射指数IM≤1.0，外照射指数Iγ≤1.0

内照射指数IM≤1.0，外照射指数Iγ≤1.2

内照射指数IM≤1.2，外照射指数Iγ≤1.2

内照射指数IM≤1.2，外照射指数Iγ≤1.3

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