求翻译：　　Part components in the blood in the glomerular filtration by selectively formed the original urine, structure known as the filtration effect of Glomerular filtration membrane. It consists of capillary endothelium, basement membrane, and podocytes in 3-layer structure, can act as a sieve. Under normal conditions, most是什么意思？

待解决 悬赏分：1 - 离问题结束还有