afocal

Of or relating to a focus.

焦点的焦点的或与焦点有关的

A Survey of Studies on Focus;

焦点、焦点结构及焦点的性质研究综述

Identification of Unmarked Focus and Marked Focus;

无标记焦点和有标记焦点的确定原则

The act or result of causing a lens to deviate from accurate focus.

散焦，去焦使透镜偏离准确的焦点的行为或结果

Having the same focus or foci. Used of a lens.

共焦的有共同焦点的。用于透镜

Focal length: The distance between the centre of a lens and its principal focus.

焦距:镜头中心与其主焦点的距离。

country focus policy

以国家为焦点的政策

On the Sentence Focus of Classical Chinese;

试论古汉语句子的焦点和焦点的凸显方式

The midpoint Between the foci is the center. One property of an ellipse is that the reflection off its Boundary of a line from one focus will pass through the other.

焦点之间的中点为中心。椭圆的一个特性是:连自一个焦点的直线边界反折会通过另一个焦点。

The Study of Designing Diffractive Axicon with a High Lateral Resolution and a Large Depth of Focus;

实现小焦斑长焦深激光焦点的衍射Axicon的设计研究

Numerical analysis of the spherical surface piezoelectricity ceramics extracorporeal shock wave lithotripsy launch

球面压电式ESWL聚焦的实际焦点的数值分析

Placed at or measured from a focus.

焦点上的设置在焦点上的或从焦点处测量的

Difficult Points and Breakthrough of Coke Oven Production under Long Coking Time

长结焦时间下焦炉生产的难点与突破

The focus of this photograph isn't very sharp.

这张照片的焦点不清晰。

bifocal chord of a quadric

二次曲面的两焦点弦

The pay increase is the key point of contention.

加薪是争论的焦点。

snap to attention.

快速地进入注意的焦点

World Focus-Influenza A Virus Subtype H1N1

A/H1N1流感—世界关注的焦点