The horizontal frost-heaving force is attenuated in the process of excavation with the maximumattenuation rate being 40 percent.
并给出了随着基坑开挖的卸压作用，桩上受到的水平冻胀力呈现减小趋势，最大衰减率达40%。
2
Test results showed that the maximumattenuation effect can exceed 70%, and the expansible graphite was proved to be a possible countermeasure to millimeter wave.
结果表明最大衰减均达到70%以上，说明利用可膨胀石墨发烟剂产生的烟幕来干扰毫米波是可行的。
3
Even with the attenuation factor blending into our lighting equation, still, the maximum amount of light a surface receives is (N. L).