When Donald Trump ran for the White House in 2016 , he blamed previous presidents for sending U.S. troops into endless , g____wars and vowed to stay out of foreign conflicts .
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In his speech , Mr. Xi " appears to i____make an argument that use of force should be a last resort . But he makes clear it is not his preference . "
在肾小球滤过中阻碍带电荷的蛋白质通过滤过膜最主要的结构是
A. 肾小球毛细血管内皮
B. 毛细血管内皮下基膜
C. 肾小囊脏层足细胞
D. 足细胞足突间隙膜
E. 以上都不是
肾小球滤过的动力是
A. 入球小动脉血压
B. 有效滤过压
C. 出球小动脉血压
D. 肾动脉血压
E. 全身动脉血压
下列因素发生改变时,肾小球滤过率基本保持不变的是
A. 血浆胶体渗透压
B. 肾小囊囊内压
C. 滤过膜的通透性
D. 滤过膜的有效面积
E. 动脉血压(在80~180mmHg范围内)