查询词典 on the moment

A distribution law of aerodynamic force and moment is further developed from the genera formulas cooperating with the Navier-Stokes equation.

利用 Navier-Stokes 方程求出动力学涡量的变化率，进一步把力和力矩表示成一些显式积分。

For the position and the attitude control system, a method of average aerodynamic forces and moment is designed.

重点研究了位置控制层和姿态控制层的控制系统设计。

The plane lifts quickly, pass through aerosphere, at this moment air man shuts engine, passenger and unit staff have weightlessness feeling, after this kind of case lasts about two minutes, the plane returns aerosphere, the plane is quickened afresh.

飞机迅速升高，穿越大气层，这时飞行员关闭发动机，乘客和机组人员有失重感，这种情形持续大约两分钟后，飞机返回大气层，飞机重新加速。

This paper first analyses the stress acting on the cable by means of tiny segment analytical methods, establishes cable's stress equation, and finds out the relation between the tethered aerostat's position and its stress acting by cable; then, based on the momentum and moment of momentum theorem, the longitudinal nonlinear dynamic equation is established; Finally a numerical simulation of dynamic responses of the balloon and cable to gust are carried out.

本文首先通过微段分析法对缆绳进行受力分析，建立缆绳的受力方程，找出了系留气球在空中的位置同系留气球所受缆绳拉力的关系；然后根据动量和动量矩定理建立了球体的纵向非线性运动方程；最后通过数值仿真计算，对系留气球的纵向动态响应特性进行了分析。

Local invariant feature ; object recognition ; image matching ; image classification ; scale space ; affine invariant moment ; detector ; descriptor

吉林大学；刘萍萍局部不变性特征；物体识别；图像匹配；图像分类；尺度空间；仿射不变矩；检测子算法；描述子算法

But this was a moment of affirmation in a young child's life.

但是，对于一个年轻的孩子来说，是孩子形成自己思想的时候。

The Affluent Society is a modern classic because it helped define a new moment in the human condition.

富足社会》是一本现代名著，因为书中定义了人类境况的一个新时期。

Afridi, who was Pakistan's captain in the match, apologized, saying he'd acted in the heat of the moment.

Afridi ，比赛中巴基斯坦队的队长道歉了，并表示他只是一时激动之下那样做了。

To calcium and cod liver oil would also like to eat, we ate Afterburning milk, cod liver oil is the Iraqi Kexin has to get 3-year-old baby can not be broken, because three-year-old is the baby growth and development prior to the most critical moment

要补钙的，还要吃鱼肝油，我们吃的是乳加力，鱼肝油是伊可欣，一直要吃到宝宝3岁不能断，因为三岁之前是宝宝生长发育最关键的时刻

Sometimes when the light diasppears, an afterimage remains, just for a moment.

当直接看过阳光后，在短时间内眼睛会留下残留影象。

In other research, chondroitin is being investigated for use in several other conditions.

在其它研究，软骨素被调查用於几个其它情况。

They would make fun of him for having to work.

他们拿他的工作来开玩笑。