根据测试结果，将产品的危害程度划分为四个等级：豁免级(Exempt)，低危害(RG-1)，中危害(RG-2)，高危害(RG-3)。不同等级，以及造成危害所需的时间，参考下图：
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应用高压液相和放免分析法测定精神分裂症病人一级健康亲属的血清高香草酸（HVA）、FSH、LH和睾酮（TS）浓度。
Serum homovanillic acid (HVA), FSH, LH and testosterone (TS) were examined in healthy first degree relatives of schizophrenic patients.
应用高压液相和放免分析法测定精神分裂症病人一级健康亲属和正常对照者的血清高香草酸（HVA）、FSH、LH和睾酮（TS）浓度。
Serum homovanillic acid (HVA), FSH, LH and testosterone (TS) were examined in healthy first degree relatives of schizophrenic patients and in normal control subjects.
学生转入新专业时，已错过的一年级课程跟随下一年级修读，视情况可申请间听或免听。
Student can study the courses in the first year for the new major with new students of this major and they can also apply for partial attendance or free attendance according to relevant situations.
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