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单词
岁差
释义
岁差
Encyclopedia
理学
天体测量学
释
precession
岁差
地球自转参数的一部分,是地球自转轴或对应的平天极在惯性空间绕北黄极的长周期旋转,相应的春分点沿黄道以约50角秒/年速率的西退运动称为岁差。
理学
岁差
释
precession
岁差
地球自转轴绕黄道轴旋转的运动。
Physics
precession
①进动
†
,旋进
†
②岁差
Astronomy
1、precession; 2、precession of the equinox
岁差
随便看
spacecraft assembly and integration
spacecraft astronomy
spacecraft attitude control
spacecraft attitude control actuator
spacecraft attitude control fly wheel
spacecraft attitude control system
spacecraft attitude determination
spacecraft attitude maneuvering
spacecraft autonomous control
spacecraft autonomous navigation system
spacecraft communication, telemetering, command and tracking system
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spacecraft design
spacecraft entry technique
spacecraft formation flight control
spacecraft launch
spacecraft launching site
spacecraft magnetic test
spacecraft manufacturing
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spacecraft nutation
spacecraft operation
spacecraft orbit control
spacecraft project development phases
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