离心泵的扬程指的是()。
A.液体从泵获得的能量
B.单位质量液体从泵获得的能量
C.液体可被泵提升的高度
D.单位质量液体可被泵提升的高度
参考答案:B
In relation to the General Principles of the Civil Law of China:
(b) Describe the differences between a legal person and a partnership, in terms of their capacity for civil rights and the right toward the property of a legal person or partnership. (6 marks)
男,35岁。有急性间隙性血卟啉病,因急性阑尾炎拟行手术治疗。
本病使用下列哪种药物可能是安全的()
A.吗啡
B.维库溴铵
C.丙泊酚
D.布比卡因
E.以上均是