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1 前言近年来要求改善地球环境的呼声日益高涨,促使提高报废汽车的回收性、降低有害物质的排放、降低环境负担等成为重要的研究课题。对于其中降低有害物质排放这一课题,1996年10月,通产省制定目标到2000年底汽车配件中除蓄电池外铅的用量必须降到约为目前标准的1/2,到2005年底降至1/3。EU(欧盟)也制
1 Introduction In recent years, the call for improving the global environment has been rising. It has been an important research topic to improve the recyclability of scrapped vehicles, reduce the emission of harmful substances and reduce the environmental burden. Regarding the issue of reducing the emission of harmful substances among them, in October 1996, MIIT set a target of reducing the amount of lead other than batteries in automotive parts by the end of 2000 to about 1/2 of the current standard and to 1 by the end of 2005 / 3. EU (European Union) system