“PFRT（preliminary flight rating test）”概念、定义、翻译-科学时代

单词	PFRT（preliminary flight rating test）
释义	请查阅PFRT--PFRT（preliminary flight rating test）
随便看	educational regularity educational regulation educational relevance Educational Renaissance educational reorganization educational repercussion educational research educational research and development educational researcher educational research institution educational research project educational resource educational responsibility educational result educational retard educational retardation educational return educational review educational revolution educational right educational role educational rule educational running cost educational scale educational schedule

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。