羟氨苄青霉素羟氨苄青霉素结构式 尤其是氨基青霉如羟氨苄青霉素和氨苄青霉素和氨基头孢菌素如头孢氨苄，头孢克洛，头孢羟氨苄和头孢丙唑共有的R1基团。... 病因 changweiyan 510 2022-10-01
