“hertz”的概念、定义、翻译、参考文献-科学参考

单词	hertz
释义	hertz Encyclopedia 工学〔SI导出单位〕释 hertz赫兹国际单位制（SI）中频率的单位。简称赫，符号Hz。是每秒中的周期性变动重复次数的计量，用秒的倒数表示，1赫兹（Hz）=1秒-1。 Physics hertz赫[兹]Hz，每秒周数
随便看	direct product space direct product topology direct proof direct proportion direct proportionality direct proton decay direct radiation grafting (simultaneous radiation grafting) direct ratio direct reaction direct reaction model direct recombination Direct Recording of Infantile Tuina direct-reduction iron direct-reduction ironmaking direct reduction reaction in blast furnace direct reeling direct refutation direct regulating method direct reporting network Direct Response Marketing/ Direct Marketing Direct-Response Television Marketing directrix directrix of a conic directrix of a conical surface directrix of a cylindrical surface

科学参考收录了854744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。