下列关于药物主治病证的叙述，错误的是 ( )
A．磁石用治肾虚喘促B．龙骨用治滑脱诸证C．牡丹皮用治癫痫D．琥珀用治淋证癃闭
参考答案：C
He doesn't tell me _____. Can you tell me his address? [ ]
A. where he lives
B. where does he live
C. where he lives in
分离度(R)表示相邻两色谱峰的分离程度，除另有规定外( )。
A．R＝1.0B．R≥1.0C．R＝1.5D．R≤1.5E．R＞1.5
