“负片”的概念、定义、翻译、参考文献-科学参考

单词	负片
释义	负片 Encyclopedia 艺术学负片释 negative film负片供拍摄用，可生成被摄景物负像的感光胶片。 Physics 光学、声学光学 negative负片又称“底片”。 colour separation negative分色底〔负〕片 Astronomy negative负片
随便看	frequency-agile radar frequency allocation frequency analysis frequency and duration method frequency approach frequency attribute frequency band frequency bandwidth constraint frequency bridge frequency calibration frequency capture frequency centre frequency characteristic frequency characteristic of sound pressure frequency chart frequency chirp frequency coding frequency collapse frequency comparision frequency compensation frequency conversion frequency conversion circuit frequency conversion technique frequency conversion transformation of fan and water pump frequency converter

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。