“navigational instruments”的概念、定义、翻译、参考文献-科学参考

单词	navigational instruments
释义	navigational instruments Encyclopedia 工学航海仪器释 navigational instruments航海仪器船舶在海上用于指示方向、测定船位、导航、避碰、测量水深、记录航程、测水文气象数据、航行数据记录等设备或系统的统称。
随便看	rotational profile rotational quantum number rotational reflection rotational spectrum rotational speed rotational speed of hydro-generator rotational state rotational structure rotational symmetry rotational term rotational test rotational transform rotational transform angle rotational transition Rotational Troops rotational variable rotational velocity rotational velocity-space velocity relation rotational velocity-spectral type relation rotational wave rotation and stretching rotation arc welding rotation around a fixed point rotation axis rotation band

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