The result is; the productivity ratios of all industries including forestry industry keeps increasing from 1980 to 2002. The main factor of the ratio increasing relies on the technological progress.

结果表明：1980～2002年不论是全部产业还是林业产业的全要素生产率呈现出增长态势。

youdao

The result is; the productivity ratios of all industries including forestry industry keeps increasing from 1980 to 2002. The main factor of the ratio increasing relies on the technological progress.

结果表明：1980～2002年不论是全部产业还是林业产业的全要素生产率呈现出增长态势。

youdao