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快衰落
释义
快衰落
Encyclopedia
工学
信道衰落
释
fast fading
快衰落
移动台附近的反射、折射和散射体(地形、地物和移动体等)引起的多径传播信号在接收点相叠加,造成接收信号快速起伏的信道衰落。又称短期衰落。是描述信道衰落变化比码元速率快的术语。
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congenital malformation of the nervous system
congenital malformation of the palate
congenital malformation of the pineal body
congenital malformation of the pituitary gland
congenital malformation of the spleen
congenital malformation of the thymus
congenital malformation of the thyroid gland
congenital malformation of urinary system
congenital malformation of urinary system and male reproductive system
congenital malformation of vertebral column
congenital malformations of artery
congenital malformations of gastrointestinal tract
congenital malformations of respiratory system
congenital malformations of the parathyroid gland
congenital malrotation of intestine
congenital megacolon
congenital megaloureter
congenital muscular torticollis
congenital papillary malformation
congenital pharyngeal and maxillofacial diseases
congenital polydactyly
congenital retinal abnormalities
congenital syndactylia
congenital syphilis
congenital thymic hypoplasia
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