My car runs on unleaded petrol.

我车用汽油。

Today,Rona produces world championship nonlead glassware,by its modern scientific technology,scientific management,strict quality detection and professional design group.

今天诺纳，以其现代化生产工艺，管理，严格质量检测，专业前卫设计研发团队，生产出世界顶级水晶餐杯。

This paper introduced substitutes for lead,leadless frits and leadless glaze formulation design and making techniques,and then expatiated on firing of leadless glazes,plumbeous recontamination,etc.

介绍了替代物、熔块及釉料配方设计和加工制造工艺,对熔块釉釉烧、再污染等问题进行了阐述。