“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	normal phase normal phase high performance liquid chromatography normal place normal plane normal point normal polygon normal polynomial normal population normal positive cone normal pressure/atmospheric concentration equipment normal probability distribution normal probability paper normal problem normal process normal process, N-process normal product normal product distribution normal product, N product normal profile normal projection normal projective connection normal prolongation normal proof normal proximity normal pulse condition

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。