“double floor”的概念、定义、翻译、参考文献-科学参考

单词	double floor
释义	double floor [¦dǝb·ǝl `flȯr] ^{BUILDING CONSTRUCTION} A floor in which binding joists support the ceiling joists below as well as the floor joists above.
随便看	photosensor photosphere photospheric granulation photosynthesis photosystem I photosystem II phototaxis phototelegraphy phototheodolite photothermoelasticity photothyristor phototopography phototransistor phototriangulation phototronic photocell phototroph phototrophic bacteria phototropism phototropy phototube phototube cathode phototube current meter phototube relay phototype phototypesetter

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。