控制颗粒大小的缓、控释制剂释药原理是() ["溶出原理","扩散原理","溶蚀和扩散相结合原理","渗透泵原理","离子交换原理作用"]
即期付款信用证
天花粉的药用部位是() ["A.块根","B.全草","C.花粉","D.果实","E.种子"]
关于缓(控)释制剂的特点,叙述错误的是() ["减少给药次数","避免峰谷现象","降低药物的不良反应","适用于半衰期很短的药物","减少用药总剂量"]
无黄疸患者血清ALP明显升高,应考虑() ["脂肪肝","胆囊炎","肝癌","肝硬化","慢性活动性肝炎"]
社会制裁的基本形式有哪些?