“Group 4 element”的概念、定义、翻译、参考文献-科学参考

单词	Group 4 element
释义	Group 4 element Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 Group 4 element第4族元素
随便看	orbit resonance orbitron orbit-rotation resonance orbit space orbit stability orbit-stable limit cycle orbit-superposition method orbit theory orbit, trajectory orbit transfer orbit type orcein orcelite orchard establishment orchardgrass rust orchard microclimate orchard of fruit germplasm resources orchard planning orchard-planting problem orchard problem orchard vegetation orchard visibility problem orchard with sod cultivation orchestra orchestral music interlude in an opera

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。