“解放黑人奴隶的宣言”的概念、定义、翻译、参考文献-科学参考

单词	解放黑人奴隶的宣言
释义	解放黑人奴隶的宣言 Encyclopedia 经济学解放黑人奴隶的宣言释 Proclamation of Emancipation of Negro Slaves《解放黑人奴隶的宣言》美国联邦政府总统A.林肯（1809～1865）在南北战争中签署发布的解放南部叛乱各州黑人奴隶的宣言令。
随便看	optical observation optical observation of satellite optical observation of space objects optical observatory optical orthogonal code optical orthogonal frequency division multiplexing transmission system optical outburst optical packet switching，OPS optical pair optical parallelism optical parameter optical parametric amplification optical parametric amplification and oscillation optical parametric amplifier optical parametric oscillation optical parametric oscillator optical parametric oscillator, OPO optical particle counter optical particle counters optical particle measurement optical path optical path difference optical-path-difference aberration curves optical path length optical path length equalizer

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。