A. In the field of human rights, China opposes the bigoppressing the small and the strong bullying the weak. B. In the field of human rights, China opposes the practice of the big oppressing the small and the strong bullying the weak.
A.失血 B.脱水 C.过敏 D.烧伤
A.儿茶酚胺 B.血栓素A2 C.血管紧张素Ⅱ D.内皮素
A.动静脉吻合支开放，回心血量增多 B.容量血管收缩，回心血量增加 C.动脉收缩，释放储存血液 D.RAA系统激活，肾小管对Na+、水重吸收加强
A.少灌少流，灌少于流 B.少灌多流，灌少于流 C.灌而少流，灌多于流 D.多灌多流，灌多于流
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