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proper motion中文是什么意思

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用"proper motion"造句"proper motion"怎么读"proper motion" in a sentence

中文翻译手机手机版

  • 【天文学】自行。

例句与用法

  • Proper motion of a star
    恒星运动方向与视线之间的夹角。
  • When be like insufficient expenditure , skimpy share is solved by puerpera unit proper motion
    如不够开支时,不足部分由产妇单位自行解决。
  • Producing haematoma of tumour , head is caused when childbirth , do not require any treatment , heal of metropolis proper motion
    产瘤、头颅血肿都是分娩时造成的,不需任何治疗,都会自行痊愈。
  • Therefore , a fast moving but far away star could have the same proper motion as a slow moving but nearby star
    所以,一颗遥远而移动速度高的恒星的自行,可能会和一颗近而移动得慢的恒星差不多。
  • It is entire section or the client that are loan all can do oneself or proper motion entrusts other to handle property right no matter
    不论是全款或是贷款的客户均可自办或自行委托他人办理产权。
  • Manufacture examine more than 10 sets . have proper motion design , empolder manufacture . produce lighter more than 700 million per year
    已引进国外先进的生产检测设备十余台件,具有自行设计开发与制造的一条生产能力,年生产打火机
  • Usually , proper motion of a star is very small and can only be detected if we observe the star for decades . there is one important exception however
    ,但恒星的移动非常非常缓慢,非要经过数十年的时间,再加上精确的量度,才能够侦测出来。
  • Central state office is to study communal subject first , the ability after passing is added by proper motion of unit of each choose and employ persons try professional knowledge
    中心国家机关是先考公共科目,通过后才由各用人单位自行加试专业知识。
  • Compensatory endowment insurance is according to its by the enterprise benefit circumstance proper motion is decided , via after the workers congress is passed , be being carried out
    补充养老保险是由企业根据其效益情况自行确定,经职工代表大会通过后实施。
  • What motion harms proper motion to conduce to a breast is strong and handsome , when the motion of excessive or motion carelessly underwear apparels to harm a breast possibly
    运动伤害适当的运动有助于乳房的健美,过量的运动或运动时不注重内衣穿戴则可能伤害乳房。
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用"proper motion"造句  

百科解释

The proper motion of a star is its angular change in position over time as seen from the center of mass of the Solar System. It is measured in seconds of arc per year, arcsec/yr, where 3600 arcseconds equal one degree.
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