The configuration of the novel three-stage L-band erbium-doped fiber amplifier with very large and flat gain and very low noise figure presented in this paper u
Purpose: To investigate the relationship between expression of cell cycle-related protein cyclin D1, p27kipl and the pathogenesis of bronchioloalveolar carcinom
To improve ground vehicle efficiency, shift schedule energy saving was proposed for the ground vehicle automatic transmission by studying the function of the to