In contrast, overexpression of dpr 2 causes developmental defects in midline mesodermal tissues a phenotype resembling oep. 与此相反, 在胚胎中过量表达dpr2,可以导致胚胎中线中胚层组织发育缺陷,引起类似oep的表型.
OFDM is a type of modulation is called orthogonal frequency division multiplexing.OFDM是一种新型的调制方式,称为正交频分复用.Orthogonal frequency division multiplexing ( OFDM ) is a multi - carrier modulation method .正交频 分多路 复用是一种 多载波调制 技术...