未知题型
A、内镜检查明确病因B、升压药提高血压C、手术治疗D、积极补充血容量E、立即采取止血措施正确答案:立即采取止血措施
The 20th century was marked by the creation of two vit...
多项选择题The 20th century was marked by the creation of two vitally important universal organizations of: A、the League of Nations. B、the United Nations. C、the World Trade Organization. D、the International Olympic Committee.
下列能源属于清洁能源的是()
未知题型下列能源属于清洁能源的是()
热力学第一定律的数学表达式ΔH=q+w只适用于()
未知题型热力学第一定律的数学表达式ΔH=q+w只适用于()