前言参观北京外国农机展览可看到展出的农机具上有数量众多的塑料制件,在展览期间,还进行了“塑料在农业机械中的应用”等专题技术座谈。这次展览表明随着世界塑料工业的飞速发展,塑料作为一种新型工程材料在农机具上得到了广泛的应用,显示了广阔的前景。 Preface Visiting the Beijing Foreign Agricultural Machinery Exhibition can see a large number of plastic parts on the agricultural machinery on display. During the exhibition, we also conducted special technical seminars on the application of plastic in agricultural machinery. The exhibition shows that with the rapid development of the world’s plastics industry, plastics as a new type of engineering materials in agricultural machinery has been widely used, showing a broad prospect.