男,8岁,右髋疼痛,活动受限,请结合图像,选出最可能的诊断()
A.股骨头骨骺缺血坏死
B.髋关节结核
C.剥脱性骨软骨炎
D.退行性骨关节病
E.骨纤维异常增殖症
参考答案:A
— What do you think of KFC?
—The food there is very . In fact, it has food in the world.
A.more delicious; more delicious
B.more delicious; the most delicious
C.delicious; more delicious
D.delicious; the most delicious
从狭义上讲,统计指数是表明()。
A.总体数量变动的相对数
B.总体数量变动的绝对数
C.复杂总体数量变动的相对数
D.复杂总体数量变动的绝对值