English translation for "pencil of rays"

光线束,光线锥
光锥

Related Translations:

pencil:  n.1. 铅笔；石笔；〔古语〕画笔。2.画风，画法。3.【数学】束；【物理学】光线锥。4.毛撮；铅笔形物。5.〔美俚〕左轮手枪。短语和例子a hair [metallic] pencil 毛[铁]笔。 Neither pen nor pencil can express. 非笔墨所能形容。 a pencil sharpener 削笔器。 a pencil pusher 〔美

headache pencil:  治头痛药笔

pencil bag:  布质铅笔盒文具包

eyebrow pencils:  画眉铅笔

central pencil:  中心光线锥

pencil tube:  笔型管笔形管

cuof pencils:  一杯子铅笔

pencil slate:  石笔板岩

pencil sketch:  铅笔画；草图。

caustic pencil:  腐蚀性笔

Example Sentences:

1.

Convergent pencil of rays 会聚光线束

Similar Words：

"pencil of matrix" English translation, "pencil of parallel lines" English translation, "pencil of planes" English translation, "pencil of quadratic curves" English translation, "pencil of quadric hypersurfaces" English translation, "pencil of spheres" English translation, "pencil of x rays" English translation, "pencil ore" English translation, "pencil pencil" English translation, "pencil pitch" English translation