On the basis of the summary of the present research on it, the article indicates the existing shortcomings of the requirement study, and gives several Suggestions on the future research.
在总结现有研究成果的基础上，指出了需求研究存在的不足之处，并对今后的需求研究提出了若干建议。
On the basis of the summary of the present research on it, the article indicates the existing shortcomings of the requirement study, and gives several Suggestions on the future research.
在总结现有研究成果的基础上，指出了需求研究存在的不足之处，并对今后的需求研究提出了若干建议。
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