Toluene-3,4-diamine was prepared by catalytical hydrogenation of 2-nitro-4-aminotoluene at atmospheric pressure and 40 ......

1 病史摘要 [例1] 黄某,女,22岁,已婚。住院号25493,某乡办精细化工二厂烘房工,工龄10天。因发热、头痛、乳房胀痛5天,于1991年8月......