This paper reviews the legislations and policies supporting agricultural mechanization in developed countries. 摘要综述了发达国家促进农业机械化发展的法规及扶持政策。
It is an excellent upgrading component for ordinary gasoil to meet various environmental and emission legislations. 这种柴油也可作为一种优异的提质组分添加到普通的柴油中以适应不同的环境和排放法规要求。
