The level of activity and attention dispersion of temperament dimensions had significant relationship with children's injury (P< 0.05).
气质维度中活动水平及注意分散度与儿童意外伤害的发生有显著关系（P＜0.05）。
Attention is focused on the implications of semiconductor physical effects, and some important physical aspects in optical fiber communication, such as attenuation, dispersion and nonlinear effects.
重点分析了半导体物理效应等在光通信中的应用，同时探讨了光纤传输中的损耗、色散和非线性光学效应等重要物理问题。
Attention is focused on a new method to reduce the numerical dispersion of the 3-d Alternating-Direction Implicit Finite-Difference Time-Domain (ADI-FDTD) method through artificial anisotropy.
该文研究一种减小三维交替方向隐式时域有限差分法(ADI - FDTD)数值色散的新方法。
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