1. Forcep curettage after anesthesia with propofol intravenous injection (observing group) and that with no method to relieve pain(control group).
   应用异丙酚静脉给药麻醉后钳刮(观察组)。与无任何镇痛方法钳刮(对照组)。
2. OBJECTIVE:To study the adsorption of disposable transfusion connective tube and infusion needle for single use only to nitroglycerin in intravenous injection via minipump.
   研究微泵维持静脉注射时一次性输液连接管和输液针对硝酸甘油的吸附作用。
3. The antipsychotic drug fluphenazine has a prolonged period of action when it is given by intramuscular injection, but not when it is given by intravenous injection.Suggest why this is the case.
   精神抑制药氟奋乃定，采用肌肉注射的话会有一段延迟的反应期，但是采用静脉注射却没有，说明为什么会出现这种情况。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。