即交换态磷(Ex-P)、铝结合态磷(AI-P)、铁结合态磷(Fe-P)、闭蓄态磷(Obs-P)、自生钙结合磷(Ca-P)和原生碎屑磷(De-P),其中以De-P为主,其次是Ca-P,分别占TP的52.47%～73...
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2 (Exercise) Supposethe supply of firm i is ai p, when the price is p,where i takes on the values 1, 2, 3, … n. What is the market supply of these n firms?
2（练习）公司i的供给表示为ai p，即价格为p时，且i的取值范围为1 2 3 … n，则第i家公司的供给表示为ai p，问当价格为p时，这n家公司的市场供给如何表示？
Lung of sham-operated rats contained few TUNEL-positive cells, and after resuscitation the pneumocyte apoptosis index (AI) increased gradually compared with the sham (P<0.05).
对照组肺组织有少量TUNEL阳性细胞，复苏后各时相组AI较对照组显著增高（P＜0.05），呈逐渐上升趋势；
PCNA-index(PI) in the high ligation groups were much lower than the control groups(P<0.01), while apoptosis index(AI) were higher than the control groups (P<0.01).
结扎组生精细胞PCNA增殖指数（PI）明显低于对照组（P<0.01），凋亡细胞指数（AI）明显高于对照组（P<0.01）。
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