“开端计划”的概念、定义、翻译、参考文献-科学参考

单词	开端计划
释义	开端计划 Encyclopedia 理学开端计划释 head start project开端计划美国联邦政府通过对处境不利儿童进行教育补偿，以追求教育公平，改善人群代际恶性循环的早期儿童项目。又称先行计划。
随便看	diffraction limited system diffraction-limited system diffraction loss diffraction measurement diffraction method for polycrystal diffraction methods diffraction microscope diffraction of acoustic wave diffraction of light diffraction of sound diffraction of X-ray diffraction of Xray diffraction optical element diffraction optics diffraction order diffraction pattern diffraction problem diffraction ring diffraction scattering diffraction screen diffraction spectrum diffractive diffractive binary optics diffractive breakup diffractive dissociation

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。