The method could educe the same evaluating result as the existing method, and could reduce about 60% information requirements as the previous method.

• 实例表明，约简后的指标体系可以获得原有指标体系的分类结果，但比原有模型少了60%25的指标，大大减少了信息的需求量，为农机化水平评价提供了一种新的途径。