查询词典 angular aperture

Astronomy position of a planet as defined by its angular distance from its perihelion.

从太阳观察到的行星距近日点的角度偏差。

The angular distance between two celestial bodies as seen from Earth.

开普勒第二定律指行星的轨道速度与其和太阳的距离。

The angular distance of a celestial object above the horizon.

能够发现目标的距离的声学或光学或电学的仪器。

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

角距离，是由一定点到两物体之间所量度的夹角。

The angular distance between an imaginary line around a heavenly body parallel to its equator and the equator itself.

某天体赤道与平行于该赤道的天体周围的一条虚构线之间的角距离。

Angular size depends on distance, the farther away an object is, the smaller an angle it covers.

视张角与距离有关，物体越远，涵盖的角度越小。

The angular distance below the horizontal plane through the point of observation.

俯角从观察点看，在水平铅垂线总是垂直于水平面的。

The necessary conditions of the formation of halo are: weekly bound, low orbit angular momentum and short distance interaction.

形成晕结构的必要条件是：弱束缚、低轨道角动量和短程相互作用。

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。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。