根据药物的释放要求,按特殊工艺可将栓剂制成双层栓剂、中空栓剂、微囊栓剂、骨架控释栓剂、凝胶缓释栓剂和{1}等不同类型。
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直肠用栓剂纳入腔道的位置距肛门6cm处时,大部分药物经直肠上静脉进入{1}
1 One of theof this job is I can use the company car.2 Which one is better? You shouldthem and find out.3 A(n)is a person who looks after a building.4 A(n)is a person who answers the phone and takes messages.5 This job has a very high. It is about $20,000 a month.6 Johnny, did you see the? The clothing store is having a sale!7 Justin is on. I haven’t seen him for a week.8 Hey Jay, we have a(n). Get back to work.
Brad is a student.
A. 对
B. 错