R&D inputs include personnel input and expenditure input.
其中，投入部分包括经费和人员的投入；
The reason of this result is that the R&D expenditure ploughed into enterprise is of no effect and it didn't turn it into technology assets.
本文认为出现这一现象的主要原因在于企业花在研发活动的费用大多是无效的，并没有直接转化成企业的技术资产。
The reason of this result is that the R&D expenditure ploughed into enterprise is of no effect and it didn't turn it into technology assets.
本文认为出现这一现象的主要原因在于企业花在研发活动的费用大多是无效的，并没有直接转化成企业的技术资产。
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