“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	upflow upgrade uphole uphole time upland uplift pressure uplink upload upmilling upper upper air upper-air chart upper-air disturbance rod bit rod coupling rodding rod dope rodent Rodentia rodenticide rod gap rod grease rodingite rodite rod level

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。