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核安全分级
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核安全分级
Encyclopedia
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nuclear safety classification
核安全分级
一种对核动力装置中执行安全功能的设备和部件按照对安全的重要程度进行分级的要求。
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etiquette of having an audience with a monarch
etiquette of meeting
etiquette of serving tea
etiquetter of banquet
Etiquettes of the Officialdom of the Han Dynasty, block-printed edition by Lin'an Prefecture (1139), ninth year of the Shaoxing era, Song Dynasty
ETL
ETL method
etomidate
Eton College
E. Torricelli
E. Torricelli (1608—1647)
E. Torricelli, 1608—1647
Etosha Pan
etoxazole
Etpison Museum
ETPS
etrathiafulvalene
etridiazole
Etruria bronze crafts
Etruscan art
Etruscan Necropolises of Cerveteri and Tarquinia
Etruscans
etruscan shrew
Etruscan Venus surface
ETS
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