【简答题】(1)中国古代四大发明之一--黑火药,它的爆炸反应为:2KNO 3 +3C+S A+ N 2 ↑ +3CO 2 ↑ ①除S外,上列元素的电负性从大到小依次为_______________。 ②在生成物中,含极性共价键的分子的中心原于轨道杂化类型为____________。 ③已知CN - 与N 2 结构相似,推算HCN分子中σ键与π键数目之比为____________ (2)原子序数小于36的元素...
【简答题】弥漫性肾小球肾炎(diffuse glomerulonephritis)
【简答题】节段性肾小球肾炎(segmental glomerulonephritis)
【单选题】In crescent glomerulonephritis, crescent formation is
A.
This is a proliferation of epithelial cells in the glomerular cystic visceral layer with mononuclear cell infiltration
B.
This is a proliferation of epithelial cells in the parietal layer of the glomeruli with mononuclear cell infiltration
C.
Vascular endothelial cell necrosis, thrombosis
D.
Hyaline degeneration of capillaries
E.
The glomerular endothelial cells are swollen and proliferating with inflammatory cell infiltration
【多选题】造型艺术是艺术的一大部类,主要包括()。
【单选题】mesangioproliferative glomerulonephritis
【单选题】在Word 2010中,如果在输入的文字或标点下面出现红色波浪线,表示_____,可用"审阅"功能区中的"拼写和语法"来检查。