Based on time dependent bandtransport model, the evolutional equation of PR solitons is established.
基于和时间有关的带输运模型，建立了光折变孤子的演化方程。
2
The first photoelectric sensor (75) and the second photoelectric sensor (76) are provided on the transport vehicle (3) and detect the reflection band (104).
第一光电传感器（75）和第二光电传感器（76）设置于输送车（3），并检测反射带（104）。
3
This paper analyzes the carrier non local transport model of small size semiconductor devices and studies the influences of nonsymmetrical band structure and heterogeneous effect on emphasis.