“operation certification”的概念、定义、翻译、参考文献-科学参考

单词	operation certification
释义	operation certification Encyclopedia 工学飞行标准管理释 operation certification运行合格审定国家民用航空管理部门按照法律、法规和民用航空规章对民用航空运营实施行政许可的活动。
随便看	radio burst radio bursts Radio Cairo radiocarbon radiocarbon age radiocarbon chronology Radiocarbon Dating radiocarbon dating radiocarbon dating method radio carcinogenesis effect radio-carcinogenesis effect radiocarpal joint radio celestial navigation radio channel radiochemical diagnostic radiochemical neutrino detector radiochemical neutron activation analysis radiochemical neutron activation analysis (RNAA) radiochemical purity radiochemical separation radiochemical yield radiochemistry radiochemistry of cesium radiochemistry of iodine radiochemistry of lanthanide

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。