B.The imperialists strengthened their aggression against China after World WarⅠand the Northern Warlord Government externally compromised and capitulated and internally oppressed the people which brought about China a grave national crisis.
C.After World WarⅠ, the imperialists’ aggression against China and Northern Warlord Government’s external compromise and capitulation and internal oppression to the people brought about China a grave national crisis.
D.After World WarⅠ, the imperialists stepped up their aggression against China while the Northern Warlord Government resorted to external compromise and capitulation and internal ruthless oppression of the people, both of which landed China in a grave national crisis.
A.官僚资本主义
B.民族资本主义
A.军事战略错误
B.社会制度腐败
C.经济技术落后
D.思想观念保守
为什么麦角新碱可用于治疗产后子宫出血
A.激动α受体收缩血管
B.促进凝血因子的生成
C.强烈收缩子宫平滑肌,压迫止血
D.抑制纤溶过程
E.加强血小板的聚集功能
临产后的宫颈变化,正确的是()
A.宫颈管消失过程为先形成漏斗状,逐渐短缩直至消失
B.初产妇宫颈管消失与宫口扩张同步进行居多
C.经产妇宫颈管先消失,宫口后扩张居多
D.前羊水囊形成使宫口不易扩张
E.破膜后胎先露部直接压迫宫颈,影响宫口扩张
临产后的宫颈变化,正确的是
A.宫颈管消失过程—先形成漏斗状,逐渐短缩直至消失
B.初产妇宫颈管消失与宫口扩张同步进行居多
C.经产妇宫颈管先消失,宫口后扩张居多
D.前羊水囊形成使宫口不易扩张
E.破膜后胎先露部直接压迫宫颈,影响宫口扩张