骨性关节炎的影像学检查可采用
A.超声检查
B.MRI
C.X线平片
D.CT
E.荧光镜
参考答案:C
回答下列问题。
1. How many eyes do you have?
_______________________.
2. How many fingers do you have?
3. How many toes do you have?
4. How many legs do you have?
5. How many hands do you have?
________________________.
活性炭是极性的吸附剂,可以在极性溶液中吸附非极性或极性小的物质。