“United Nations Conference on Environment and Development”的概念、定义、翻译、参考文献-科学参考

单词	United Nations Conference on Environment and Development
释义	United Nations Conference on Environment and Development Encyclopedia 工学〔会议〕释 United Nations Conference on Environment and Development联合国环境与发展大会联合国召开的一次级别最高、规模最大、影响最为深远的国际环境会议。1992年6月3～14日在巴西里约热内卢市举行。简称环发大会，又称地球高峰会议。
随便看	frequency domain ground-airborne electromagnetic instrument frequency domain helicopter airborne electromagnetic system frequency domain identification frequency domain induced polarization method frequency domain method frequency-domain model frequency domain optical coherence tomography frequency domain optical storage materials frequency domain sampling frequency domain signal frequency doubled laser frequency-doubled laser frequency doubling frequency doubling, frequency multiplication frequency doubling material frequency downconversion frequency drift frequency encoding frequency equation frequency error frequency estimator frequency factor frequency-following response frequency four-vector frequency fraction

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。