这一点称为刚体的瞬时加速度中心。
本文运用几何学中完全四边形的密克点概念来求取运动平面瞬时加速度中心。
The geometric concept of the Mique Point with a complete quadrilateral is employed to locate the instantaneous acceleration centre of a moving plane.
观测表明M87星系的气体云围绕星系中心旋转的速度异常快。
Observations indicate that gas clouds in galaxy M87 are whirling unusually fast about the galaxy's center.
本月早些时候，有报道称，婴幼儿在托儿中心的入学费用在2012年上升了3%，上涨速度高于整体生活成本。
Earlier this month, it was reported that the cost of enrolling an infant or small kid at a childcare center rose 3% in 2012, faster than the overall cost of living.
北极海冰在地球气候系统中占据中心位置，并且它恶化的速度比预期的更快。
The Arctic sea ice holds a central position in the Earth's climate system and it's deteriorating faster than expected.
在我们银河系的中心很可能存在着一个巨大的黑洞正以极快的速度吞食着星球。
There might be a massive black hole at the center of our galaxy swallowing up stars at a very rapid rate.
科学家们利用哈勃望远镜计算出该恒星行进的方向和离银河系中心的距离，连同他的质量、年龄和速度一起计算。
The scientists used the Hubble to figure out the direction of the star's travels and the distance from the galactic center, along with the star's mass, age and speed.
该中心的管理人员爱德华·科顿表示，几乎在所有的体育运动中，成功的秘诀就在于力量和速度。
Edward Curtain, operator of the recovery center, said in almost all sports, the key to success is to develop power and speed.
它通过为提高工作效率和多任务而设计的可自定义、高性能用户界面支持大量联系中心所需的速度和工作效率。
It enables the speed and productivity required for high volume contact centers via a customizable, high-performance user-interface designed for productivity and multi-tasking.
匹兹堡大学医学中心的一项研究发现，超过65岁走路速度至少为每小时2.5英里的老人，比那些没有走路没这么快的人更长寿。
A University of Pittsburgh Medical Center researcher found that people over 65 who walk at a pace of at least 2.5 miles per hour live longer than those who don't.
斯皮策观测还有助确认在星团中心，一个巨大星系正在以令人惊讶的速度形成恒星。
The Spitzer observations also helped confirm a massive galaxy at the centre of the cluster was forming stars at an impressive rate.
如果您在联系支持中心之前完成本文中的步骤，则会提高解决问题的速度，因为您已经拥有了相关数据。
If you complete the steps in this article before contacting the support center, it will expedite a solution, since you already have the data.
目前各方对菅直人在海啸灾区的救灾和重建速度的批评之声越来越大，那里仍有很多人住在疏散中心。
Mr Kan faces mounting criticism over the pace of relief and reconstruction in tsunami-hit areas, where many people still live in evacuation centres.
角动量的大小，取决于旋转中的滑冰选手的旋转速度、体重和绕旋转中心的质量分布。
The amount of angular momentum, say, a spinning skater has depends on both the speed of rotation, and the weight and distribution of mass around the center.
但空气在接近裂缝的时候速度会越来越快，杰弗里·兰迪斯说，他是美国宇航局在克利夫兰·格伦研究中心的一位物理学家。
But air picks up speed as it approaches a fissure, said Geoffrey Landis, a physicist at NASA's Glenn Research Center in Cleveland.
在记分牌上做广告的企业几十年前就不存在了：奇迹牌屋顶及隔热层，速度先生速印中心(“立等可取！”)
Scorecards advertise businesses that have been dead for decades: Miracle Roofing and Insulation, Sir Speedy Instant Printing Center (" Instant Copies While You Wait! ").
在记分牌上做广告的企业几十年前就不存在了：奇迹牌屋顶及隔热层，速度先生速印中心（“立等可取！”）
Scorecards advertise businesses that have been dead for decades: Miracle Roofing and Insulation, Sir Speedy Instant Printing Center (“Instant Copies While You Wait!”).
格拉斯哥居民健康中心已经证实了社会因素与人们老化速度的关系。
Work by the Glasgow Centre for Population Health has confirmed the link between social factors and the rate at which people age.
根据国际购物中心理事会的数据，在过去的一年里，开张一年以上的沃尔玛零售店的收入以平均每季度0.75%的速度减少。
Over the last year, revenue at Wal-Mart stores open at least a year has fallen by an average 0.75 percent each quarter, according to the International Council of Shopping Centers.
在交易所或者在临近的信息中心放置自己的服务器则能够使交易商的速度最大化。
By locating their servers at exchanges or in adjacent data centres traders can maximise speed.
首都的居民尽管已经习惯于乍得中心地区的战乱，他们仍然对叛军进攻的速度感动惊讶。
The capital's citizens, inured to fighting in Chad's hinterland, remain shocked by the speed with which the rebels reached them.
随着二季度结束，一个新的主题，即中国货币升值的速度，站上了中心舞台。
As the quarter came to a close, a new theme took center stage: the pace at which China's currency appreciates.
医疗保障和医疗补助服务中心(CMS)计算，2010年到2020年，医保费用将以每年5.8%的速度增长。
Health spending will rise by 5.8% each year from 2010 to the end of 2020, according to actuaries at the Centres for Medicare and Medicaid Services (CMS).
速度很快，我们每天在全球的图像处理中心，处理上百万的图像。
It's fast. We process millions and millions of images a day in our different imaging centers around the world.
数码房产信托（Digital Realty Trust）公司主要是建设和出租数据中心，公司老板迈克·福斯特（MikeFoust）说，即使速度不占主导地位，许多公司也想让他们的服务器和玩家“亲密接触”。
Even when speed does not matter, many firms want their servers close by, says Mike Foust, the boss of Digital Realty Trust, which builds and rents out data centres.
在记分牌上做广告的企业几十年前就不存在了：奇迹牌屋顶及隔热层，速度先生速印中心（“立等可取！”）
Scorecards advertise businesses that have been dead for decades: Miracle Roofing and Insulation, Sir Speedy Instant Printing Center (“Instant Copies While You Wait!”
2005年，天文学家报告，距银河系中心约二十万光年处，有一颗恒星在以非常快的速度移动。
In 2005 astronomers reported an extraordinarily fast-moving star some 200, 000 light-years from the galactic center.
2005年，天文学家报告，距银河系中心约二十万光年处，有一颗恒星在以非常快的速度移动。
In 2005 astronomers reported an extraordinarily fast-moving star some 200,000 light-years from the galactic center.
2005年，天文学家报告，距银河系中心约二十万光年处，有一颗恒星在以非常快的速度移动。
In 2005 astronomers reported an extraordinarily fast-moving star some 200,000 light-years from the galactic center.
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