• 2022-06-09
    The cost of negative confirmation is low, but the reliability of the result of positive confirmation is poor. ( )
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      Poor dietary intake of calcium is not likely to result in low blood calcium.

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      sales confirmation

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      confirmation instructions _____________

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      The relief grade of fluorite is : ( ) A: Negative high relief B: Positive low relief C: Positive median relief D: Twinkling

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      The relief grade of muscovite is : ( ) A: Negative high relief B: Positive low relief C: Positive median relief D: Twinkling