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ytterbium
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化学元素,元素符号Yb,原子序数70,原子量173.045(10),属周期系ⅢB族,稀土元素,镧系元素。
Astronomy
全称:ytterbium。缩写:Yb
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Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
ytterbium
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archival reference service
archival registration
archival repair-mounting technology
archival repository
archival repository management
archival restoration techniques
archival retention
archival retrieval efficiency
archival science
Archival Science Teaching Advisory Board under the Ministry Education
archival secrecy
archival shelves
archival standardization work
archival statistics annual report system
archival subject indexing
archival subject retrieval language
archival technology arrangement
archival transfer
Archival Undertaking in Contemporary China
archival utilization system
archival value appraisal method
archival-writing restoration technology
Archivaria
Archive Buildings and Equipment
archive compiling and research
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