“step wedge”的概念、定义、翻译、参考文献-科学参考

单词	step wedge
释义	step wedge [`step ´wej] ^{GRAPHIC ARTS} A series of tones in steps from white to black usually on film or a glass plate for testing purposes.
随便看	terrestrial radiation terrestrial-reference flight terrestrial-reference guidance terrestrial refraction terrestrial scintillation terrestrial sediment terrestrial telescope terrestrial triangle terrigenous sediment territoriality terry cloth tert- tert-butylamine tert-butyl chloroacetate tert-butylhydroperoxide tertian malaria Tertiary tertiary air tertiary alcohol tertiary amine tertiary carbon atom tertiary circulation tertiary creep tertiary crushing tertiary grinding

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。