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proper motion是什么意思

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proper motion 是什么意思

中文翻译与英英解释

【天文学】自行。
proper:    adj. 1.适当的,相当的;正当的,应该的;正式的,正 ...
motion:    n. 1.运动,动,移动(opp. rest)。 2.( ...
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.

例句与用法

1.Proper motion of a star
恒星运动方向与视线之间的夹角。

2.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。

3.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。

4.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。

5.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。

6.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

7.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。

8.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。

9.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。

10.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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