用高脂饲料喂兔，共十二周，造成动脉粥样硬化症动物模型。
Experimental atherosclerosis was produced by feeding rabbits with high-fat diet for 12 weeks.
平均年龄在56岁，酒精性肝硬化患者占47%，乙型肝炎和丙型肝炎患者共占39%。
The median age was 56, 47% had alcoholic cirrhosis and 39% had hepatitis B or C.
介绍采用热化学共渗法对硬质合金拉丝模芯进行超硬化处理，以提高其表面硬度的方法。
The article introduces the method of superhardening treating hard alloy drawing die core with thermochemistry copermeation method so as to improve its surface hardness.
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