下列试剂中,能区分槲皮素和芦丁的是()
A.盐酸-镁粉
B.四氢硼钠(钾)
C.三氯化铝
D.三氯化铁
E.α-萘酚-浓硫酸
参考答案:E
The guitar _____ John composed their first hit is now in a music museum.
A.by what
B.with which
C.on that
D.at which
病历摘要:佝偻病患者男,5岁,双下肢X形腿。查体:双下肢呈X形腿,夜间哭闹明显。行双膝正位片及左手正位片检查。
1.诊断是什么?