肝脓肿穿刺置引流管,一般应保留()
A.2~3天
B.5~7天
C.9~10天
D.12~14天
E.15~30天
参考答案:C
---Do you know Lin Shuhao?
---Yes. He is one of ________ basketball players in the NBA.
A. popular B. more popular C. the most popular
工作岗位研究应遵循的原则不包括( )。
A.系统原则
B.客观性原则
C.能级原则
D.标准化原则