考虑到时间离散的影响因素，建议将CMAP波幅衰减大于相应神经节段95%正常上限值诊断为肯定的部分性运动神经传导阻滞。
For differentiating conduction block from temporal dispersion, the 95% normal upper limits of CMAP decay over different nerve segments is recommended for a definite partial conduction block.
似正常振荡阶段的振荡频率和衰减时间被称为似正规模，与初始扰动无关，主要由黑洞的参数决定。
The frequencies and damping time of the quasinormal oscillations called "quasinormal mode" (QNM) are determined only by the black hole's parameters and independent of the initial perturbations.
第三，与官方声称和大家的期望相反，在光影的正常寿命内已经出现了亮度的衰减。
Third, contrary to claims and expectations, as the light source ages it appears to lose light output.
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