Optical transition effect is a fundamental physical process in the narrow gap semiconductor infrared detectors.
光电跃迁效应是窄禁带半导体红外探测器的基本物理过程。
The physical fundamental education is the process of projecting human's life.
体育基础教育是生命的凸显过程。
The physical fundamental education is the process of projecting human's life.
体育基础教育是生命的凸显过程。
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