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deoxynucleic acid
释义
deoxynucleic acid
Encyclopedia
理学
脱氧核糖核苷酸
释
deoxynucleic acid; DNA
脱氧核糖核酸
由脱氧核糖核苷酸通过磷酸二酯键聚合而形成的一类生物大分子。通常由两条核苷酸链以双螺旋结构的形式存在。
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user research
users and interactive information retrieval
users authentication authorization
user's collaborative information retrieving behavior
users'cost of fisheries resources
user's diary description
user's exploratory searching behavior
user's perspective study
user's psychology-behavior control mechanism
user stack
user study
user survey method
uses and gratifications approach
U set
U-set
Use the Language of the Motherland Correctly, Fight for the Purity and Health of the Language!(Editorial)
use value
use value of forest resource
use value of resources
U.S.FDA
USFDA
U.S. Federal Aviation Administration
U.S. Food and Drug Administration
U.S. Government Publishing Office
U.S.Government Publishing Office
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