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环境保护和改善燃油经济性是当今机动车技术开发的中心问题。对内燃机废气中有毒成分的限制愈来愈严格,这就对发动机和化油器混合气形成系统提出了很高的要求,而且这些要求的实现还要和始终维持可靠工作相结合。两轮摩托车也要遵守 ECE 40和47号法
Environmental protection and improving fuel economy are the central issues in today’s automotive technology. Increasingly stringent limits on the toxic constituents of the exhaust gases of internal combustion engines place a high demand on the engine and carburetor mixture formation system and these requirements are combined with the consistent and reliable operation. Two-wheeled motorcycles also have to comply with ECE 40 and 47 laws