“marine sextant”的概念、定义、翻译、参考文献-科学参考

单词	marine sextant
释义	marine sextant Encyclopedia 工学〔其他导航仪表〕释 marine sextant航海六分仪手持式，用以测量天体高度或物标夹角的精密光学仪器，因其分度的弧长约为圆周长的1/6而得名，是古老的用以测定船舶位置的航海仪器。
随便看	provisions on lightning protection devices for on-site mechanical equipment Provisions on Management of Satellite Television and Broadcasting Earth Receiving Facilities Provisions on the Administration of Amusement Parks Provisions on the Administration of Anti-Disaster Fortifications for Municipal Utilities Provisions on the Administration of Archival Filing of Export Food Production Enterprises provisions on the administration of qualifications of urban and rural planning units Provisions on the Administration of Students in Regular Institutions of Higher Education Provisions on the Administration of the Development and Utilization of Urban Underground Space provisions on the administration of urban earthquake resistance and disaster prevention planning proviso provitamin provitamin D2 provitamin D3 provitamin D3(DHC) Prov MikhailovichSadovsky Provosts of the Marshals of France pro water rights prowler program PROX proxemics proxicon Proxima Centauri proximal proximal connectedness proximal continuity

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。