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北京医科大学公共卫生学院于1987年1月12日至22日举办第二期空气粉尘中游离SiO_2红外测定技术短训班,参加学习的学员均为各省市有关专业单位派出之具有丰富检验经验的检验师水平者。学习班着重介绍红
The School of Public Health of Beijing Medical University held the second short-term training course of free SiO_2 in airborne dust from January 12 to January 22, 1987. All the students who participated in the study were all experienced professionals from various provinces and cities Instructors who level. Study classes focus on introducing red