查询词典 angular

Considering features' angular distance between background and target, feature differences of local area are computed and targets can be detected by these differences.

由于背景具有与目标不同的特征，利用角度度量准则来度量这些特征之间的差异，计算局部区域的特征差异，从而实现红外图像弱小目标的检测。

In the passive estimation of mobile target track, the stationary ground platform only provides angular information but no distance information.

在地面固定单站对机动目标的无源轨迹预测中，地面固定单站仅提供目标方位角和高低角信息，而没有提供目标距离信息。

Astronomy The angular distance of a celestial body below the horizon.

俯角：天体在地平线下的角距离

The angular distance of a celestial body north or south of the ecliptic .

黄道面与赤道面的夹角是黄道的倾角。

The angular distance of a celestial body below the horizon.

涂底料，底漆涂在某一表面上的底漆或底料

An instrument for measuring the angular distance between celestial objects; resembles an octant.

测量两个天体之间的角距离；类似于八分仪。

A unit of angular distance equal to one thousandth of a milliradian.

角距离单位等于毫弧。

Angular distance distrubution-based search-less algorithm for star list.

基于角距分布的星表快速查找算法。

A new color difference formula in RGB color space is achieved by dynamically adjusting the vector distance and angular distance between a pair of RGB colors.

提出了一种新的基于RGB颜色模型内颜色间矢量空间距离和矢量角度的色差公式。

The angular distance to a point on a celestial object, measured north or south from the celestial equator.

赤纬到达某天体一点的角距，从天体赤道向北或向南测量得出

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。