X线通过物质时强度减弱,其衰减符合()When X-rays travel through a materail, what is the law of its attenuation?()

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X线通过物质时强度减弱,其衰减符合()When X-rays travel through a materail, what is the law of its attenuation?()

A.线性衰减规律Linear decreasing

B.线性增长规律Linear increasing

C.指数增长规律Exponential incresing

D.指数衰减规律Exponential decresing

参考答案:

答案:指数衰减规律Exponential decresing