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This paper also researches on the kinematics and mechanics of the push-pull air-cushion vehicle. By velocity composition method, the velocity vector formulae of any point on moving platform is obtained.

本文还就推拉式气垫车运动学和力学两个方面进行了详细的分析，运用速度合成法得到了气垫车转向过程中，运动平台上任意点的速度矢量公式。

Push-pull air-cushion platform is the first non-continuously moving air-cushion vehicle that applied worming bionic principle.

推拉式气垫运载平台是第一台应用蠕动式仿生原理设计的非连续运动型气垫车，这不同于以往设计的气垫车。

Considering the characteristics of the push-pull air-cushion vehicle, this paper gives the definition of pace steering angle, that is taking the actual steering angle of the moving platform in one pace circle as a pace steering angle.

针对上述问题，结合推拉式气垫车的运动特点，文章给出了单步转向角这样一个定义，即以车辆的一个步进工作循环下运动平台的实际转角作为一个单步转向角，气垫车的实际转向角通过各单步转向角累加而成。

All moving parts adopt oil-bath method, of which pumping position is centre-feed, easy to be maintain, short air-way, high sensitivity magnetic valves and strong-transmitting nozzles, redcue costs in large-scale.

本机主传动部件都采用油浴方式，其它加油部位采用和具有集中供油，易维修保养。缩短的气道，高灵敏度电磁阀的采用和具有强运纱的喷嘴，大大降低了织造成本。

Based on a data collecting system of moving and static test-bed about helicopter airscrew,the paper designed principal axis low speed control system ,namely designed electric control system, speed measuring system of it and researched a debugging shceme about low speed control system.

本文以"直升机旋翼动平衡试验台数据采集工程"为背景，设计了"直升机旋翼动平衡试验台数据采集系统"工程中的主轴低速控制系统，即对低速控制系统中的电控系统和测速系统进行了设计，并结合实际工程给出了系统的调试方案和最后的实验结果。

I once read an article about Alban.Hammor, the father of atom bomb. At the end of this article there was a moving sentence from Alban who had had many persecute," Demn it , I do love this country".

我曾经看过一篇讲述原子弹之父奥本海默的文章，在文章的最后引用了一段饱受迫害的奥本海默讲的一句感人肺腑的话："TMD我就是爱这个国家"。

The result is "Mozambique" a moving chronicle directed by Alcides himself, which details his journey to find his family and make a new life in his country.

这部影片则由他自己导演，记录了他寻找自己的家庭，并在他的国家建立新生活的旅程。

As the waves from the Aleutian earthquake hit the Hawaiian Islands, they were driven ashore in a few places as a rapidly moving wall of water up to 6 meters high.

当由阿留申群岛地震引起的波浪到达夏威夷群岛时，这些波浪在几处地方形成了最高可达 6 米高的快速移动的水墙冲上海岸。

Given a planar point set,the moving least squaremethod is adopted to denoise and resample it so that the resulting point set is with low noise and uniform sampling density.Then the reliable signed distance field of the preprocessed point set is constructed by using the Level Set method.Finally,an algebraic B-spline function is adopted to fit the signed distance field by solving a linear equation system.

首先给定一个表示封闭曲线、可能带有噪音且分布不均匀的平面点云，采用移动最小平方(moving least square，简称MLS)方法对点云去噪、重采样，得到一个低噪音、分布均匀的"线状"点云，再通过Level Set方法建立该"线状"点云的离散几何距离场，最后用一个代数B-样条函数光顺拟合该离散距离场，代数函数的零点集即为重建曲线。

The order and time delay of the dynamic model are assumed to be unknown a priori. A time-weighted digital filter is employed to group of linear algebraic equations. The moving horizon least-squares algorithm is then developed to estimate the model parameters in a recursive fashion.

该法应用一时间加权离散滤波器将特定时段内取样的输出入讯号转换成一实数，然后利用不同时段的量测讯号以移动区间递回最小平方演算法来估测模型参数。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。