“step-by-step principle”的概念、定义、翻译、参考文献-科学参考

单词	step-by-step principle
释义	step-by-step principle Encyclopedia 理学基因工程释 step-by-step principle逐步评价原则在转基因生物安全试验检测过程中需要遵循的试验规模逐步增大、试验内容逐渐丰富的评价准则。
随便看	duck-billed platypus duck egg duck-fish farming system duck hepatitis A virus，DHAV Duck Hunting duck husbandry in biological fermentation bed duck husbandry in raised wire-floor duck-pearly mussel farming system duck plague duck plague virus，DPV duck-shaped bronze vessel duck tembusu virus, DTMUV duck virus hepatitis duckweed ducon duct DUCTAC ducted fan ducter duct fiber cable ductile ductile-brittle transition ductile-brittle transition temperature ductile deformation ductile fracture

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。