染料锥虫蓝对卵黄囊的胞饮作用具有明显的双向作用.The dye Trypan Blue has a remarkable biphasic effect on pinocytosis by yolk sal.卵黄囊逐渐被血管化了.The yolk sac is gradually vascularized.日粮中添加卵黄抗体和金霉素可以提高肉鸭血清IGF-I水平.Dietary chicken egg - yolk antibodies...
An optimization calculation of interleaver made of cascade Mach - Zehnder fiber interferometer with square wave is forward.提出了一种具有方波形输出谱的级联马赫-曾德尔光纤干涉仪型梳状滤波器的优化计算方法.The implementation of the scheme including the structure...