“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	power loom power machine of pumping station powerman power management bus power management bus, PMBus power mean power measurement power measurement instruments power meter power method power micro-electro-mechanical systems power monitoring power MOSFET gate drive circuit power motivation power network power non-residue power object power of a cardinal number power of a circle power of a class power of a complex number power of a generator power of a graph power of a matrix power of amendment of the Basic Law

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