Vascular endothelial growth factor and pigment epithelium-derived factor are most enhancingfactor and strongest inhibitory factor of corneal neovascularization(CNV)at present.
血管内皮生长因子和色素上皮细胞衍生因子是目前发现的作用最强的角膜新生血管形成促进因子和抑制因子。
2
The reactive power compensation is a important means of enhancing power factor, otherwise, by remote control, loss statistic and line rebuilding also can reduce the line loss.