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马骥(山东省淄博卫生学校)报道:本文选择接触混合苯后妊娠的、且妊娠期继续在原岗位工作的71名女工为调查对象;同时以同厂不接触混合苯的行政管理女工68名为对照组,两组女工的年龄构成均在27～34岁之间,工龄在5年以上。调查结果,现场测定了24个点48个样品,苯的浓度在12.60～48.32mg/m~3,平均34.50mg/m~3,甲苯、二甲苯的浓度在64.20～120.54mg/m~3,平
Ma Ji (Zibo Health School, Shandong Province) reported: In this paper, 71 women workers who were exposed to mixed benzene after pregnancy and who continued to work in their original positions during pregnancy were investigated. Meanwhile, 68 women workers in the same administrative management who did not contact with mixed benzene In the control group, the age composition of the two groups of women workers was between 27 and 34 years of age with a working age of more than 5 years. The results showed that the concentrations of benzene, toluene and xylene were in the range of 64.20 ~ 120.54mg / m ~ 3, with an average concentration of 12.60 ~ 48.32mg / m ~ 3 and an average of 34.50mg / level