作为开始

In this paper a Nonlinear Variable Dimension Estimator is proposed for tracking maneuvering spacecraft. Two process models were incorporated by the Unscented Kalman Filter to account for the dynamic uncertainties of the target of interest: a nonmaneuvering model based on the two body problem and a maneuvering model taking the forced acceleration as the unknown system input to be estimated.

当飞行器处于无机动的巡航状态时，无色卡尔曼滤波器使用常规的二体问题模型描述其运动规律，而当飞行器被认为开始机动后，滤波器将扩展系统的状态空间，将机动加速度作为状态变量进行估计，从而增加了模型的适应性。

Another was the postal system., initiated in Umayyad times but greatly strengthened and enlarged under Harun al-Rashid, who used it as a basis for espionage as well as for encouraging intercommunication between different portions of the empire.

另外的是邮政的系统。，在 Umayyad 中在 Harun al 之下开始了时代但是非常加强而且扩大-Rashid，为间谍组织以它作为一种基础和为鼓励在帝国的不同部分之间的 intercommunication。

Under the guidance of the road signs, this thesis tries to "restart the beginning" more originally; that is to say, through the expanding and contracting of the Phenomenological horizon "To the things themselves", let these road signs as the beginning of Taoistic immortality belief unbosom itself anew,or be giver again in the depth of "Being" truly.

在这些路标的引导下，本文力图更源始地去"重新开始这个开端"，也就是在"朝向事情本身"的现象学境域的伸缩之中，让这些作为道教神仙信仰之开端的路标，真正在"存在"的深度上重新给予自身，重新吐露自身。

However,Although Chinese children,youth even college students' achievements in text study is not worse than American children,their disposition appears more passive:reluctant in behaving,timid,reliable,wanting comunication capability and self-reliance,uncapable of financial management,unsuitable of independent living.to be short,deficient in social living.there characteristics of Chinese children unquestionably have a deep tie with China's "Diplomacy Orentational Education".

我们可从中美两国家庭教育结果的比较中略见一斑：一般而言，美国的儿童、少年从小就表现出以下特点：性格倾向积极，遇事镇定沉着，能与人和谐相处，开朗、胆大，有克服困难的毅力，敢想、敢做，具有创新精神；自立能力强，社会活动能力强，有作为社会成员独立存在的信心和勇气，他们18岁开始不依靠家庭，多数打工补贴自身的消费需用；具有适应市场经济的头脑，他们从小就参与"当家理财"，学会一些推销、与顾客沟通的能力等"经营之道"，实践使他们深知钱来之不易，从而养成了精打细算、勤俭度日的习惯。

The theory of uniformitarianism became the "time" foundation for the Theory of Evolution and the "Origin of the Species" book by Charles Darwin, which further discredited the Bible.

在1800年前后，当地质学作为充满活力的科学出现后，关于地球变化的另一种观点—"均变论"开始得到了发展。

The day began with a sombre ceremony as President Bush paid his respects at the Tomb of the Unknown Soldier, honouring Russia's sacrifice as allies in the Second World War.

今天的会谈一开始就举行了庄严的悼念仪式。布什总统在无名战士墓碑前表达了敬意，并对俄国在二战期间作为美国的同盟国所做出的牺牲深表感谢。

The value might lie anywhere on the scale between extreme unlikelihood, which would give the deduction a minimal value, to virtual certainty , which would mean that it would be assessed at the figure very close to that which would be reached if one made the definite assumption that the contingency would occur.

鉴于违约赔偿的目的在于赔偿受害方实际遭受的损失，而非使其获益，贵族院最终判决只要在损害赔偿额实际开始计算前明确发生的因素，即使其在违约当时并不确定，也仍然可以作为影响损害赔偿计算的因素。

During this time, he began experimenting with the idea of using animated pictures as part of a vaudeville act.

在此期间，他开始尝试用动画画面理念作为一项杂技行为。

When Officine Panerai, as a new Vendome subsidiary and sister brand of Cartier (the Vendome group was later acquired by Richemont) re-entered the watch market in 1997, they took-off with a small series of Historical-only watches.

当officine沛纳海，作为一个新的旺多姆子公司和姊妹品牌Cartier卡（旺多姆集团后来收购richemont ）重新进入手表市场， 1997年，他们开始过与一小一连串的历史-只手表。

Ventriloquism first developed as a means of communicating with the dead.

一开始，腹语术是作为一种与死者沟通的方式发展起来的。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。