题型:填空题 During the rush hour, buses are crowed with people.During the rush hour, buses are ______ people. 查看答案
题型:填空题 脑血管自动调节减弱或消失()A.平均动脉压50~55mmHgB.平均动脉压30~40mmHgC.脑灌注压低于60mmHgD.低脑灌注压时,还可维护良好的脑氧代谢率E.交感神经兴奋 查看答案
题型:填空题 有一幢高层底部大空间剪力墙结构,底部框支层楼层剪力标准值V=7800kN,框支层有框支柱8根,下列每根框支柱所分配的剪力标准值(kN)( )项是正确的。A.156 B.195 C.165 D.180 查看答案