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。

youdao

I mean, I had to study abroad as a requirement as an IB student,

我的意思是，我必须出国留学，因为我学国际商务

学习外语的重要性 - SpeakingMax英语口语达人

Under conditions of a scholarship requirement, he interrupted his study after two years to serve three years in the U.S. Navy, returning to earn a Bachelor of Science degree in aeronautical engineering in 1955.

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Among military projects, that process is particularly bogged down, largely because of a requirement for review and oversight of study proposals by both an institutional review board and military officials.

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By the time the requirement of home recruitment was relaxed, a new leadership had taken over the study at NIH, creating a second problem.

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