“bar joist”的概念、定义、翻译、参考文献-科学参考

单词	bar joist
释义	bar joist [`bär ´jȯist] ^{BUILDING CONSTRUCTION} A small steel truss with wire or rod web lacing used for roof and floor supports.
随便看	Nomarski microscope nomenclature nomenclature plate nomen dubium nomen nudum nominal band nominal bandwidth nominal decline rate nominal diameter nominal impedance nominal line pitch nominal line width nominal pass-band center frequency nominal scale measurement nominal size nominal stress nominal value nomogram nomograph nonacosane nonacoustic coupler nonadecane nonagon nonambiguity nonanal

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。