Objective: to improve the success ratio of voluntary detoxification and choose an ideal therapy which can completely control withdrawal symptoms in short course and more acceptable by the patients.
目的：为提高自愿戒毒者的脱毒成功率，选择疗程时间短、控制戒断症状完全、患者乐意接受的治疗方法。
2
These methods such as withdrawal narrow neck of seed, setting feasible temperature field, cont rolling the crystal growth ratio and reducing vibration of machine are presented.