标准文献收集

/ biāo zhǔn wén xiàn shōu jí /

1
collection of standard decumnets
标准文献收集collection of standard decumnets 标准情报咨询服务advisory service of standard information ..
2
accumulating of standard decumnets
...标准文献分类 allocation of standards certificate． 标准文献收集 accumulating of standard decumnets 标准情报征询服务 advising sercarnality of standard advicermation ..

1
资料提炼：共收集到相关文献54篇，按上述标准纳入12篇，其余文献均被排除。
DATA EXTRACTION: Altogether 54 correlated literatures were collected, according to above accepting criteria, there were 12 articles included and rest literatures were excluded.
2
资料提炼：共收集到符合上述要求的文献62篇，排除28篇重复性研究。34篇符合纳入标准。
DATA EXTRACTION: There were 62 literatures in accordance with the criteria, 28 repeated ones were excluded, and 34 articles met the inclusion criteria.
3
资料提炼：共收集到符合上述要求的文献40篇，排除27篇重复性研究，13篇符合纳入标准。
DATA EXTRACTION: There were 40 literatures in accordance with the above criteria, 27 repetitive studies were excluded, and 13 were accorded with the inclusive criteria.

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