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- Modified equinoctial elements 非奇异根素
- First, the locally optimal control laws are derived for each modified equinoctial orbital element. 研究了近地小推力转移轨道的制导问题,给出了一种基于局部最优控制律的自主制导算法。
- Development and applications of gravimetry and satellite-borne gravimetry are reviewed. Relations among the rectangle coordinates, Keplerian elements, Hillian elements and Equinoctial elements to describe the motion of low earth orbit satellite are given. 回顾了重力测量和卫星重力探测技术的发展和应用，阐述了描述低轨卫星状态的直角坐标、Kepler根数、Hill根数和Equinoctial根数之间的相互关系，认为Hill根数和Equinoctial根数能够避免由卫星轨道奇异带来的计算问题，分析了低轨卫星的受摄运动，给出了摄动模型。
- The car has been modified for racing. 这辆汽车已改装为赛车。
- A byte composed of eight binary elements. 一个由8个二进制数位组成的字节。
- A byte composed of two binary elements. 一种由两个二进制位组成的字节。同two－bitbyte。
- The machine has been extensively modified. 这机器已被大规模地改造过。
- A byte composed of five binary elements. 由五个二进制码元组成的字节。同five－bitbyte。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- Something that contains contradictory elements. 矛盾体包含相互对立因素的事物
- A word that may be modified by an adjunct. 可以被一个修饰语修饰的词
- Radium and uranium are radioactive elements. 镭和铀是放射性元素。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
- A combination of two or more elements or parts. 复合物由两种或多种元素或部分构成的混合物
- Division into three parts or elements. 三分法分成三个部分或三个要素的行为或过程
- An alloy of two or more metallic elements. 合金两种或多种金属所合成的金属
- An automobile specially built or modified for drag racing. 加速赛车为加速汽车赛特制或改装的汽车
- How these elements are combined is clearly known to us. 这些元素是怎样结合的我们知道得很清楚。
- The policy was agreed by the committee, but only in a modified form. 那项政策经修改后才获得委员会同意。
- A column in the periodic table of the elements. 属，族元素周期表上的一栏
