彗
1、(会意。甲骨文象扫竹之形,本是象形字。小篆增加“又”(手),构成了会意字。本义:扫帚)。
2、同本义。
彗,埽竹也。---《说文》
国中以策彗卹勿驱。---《礼记·曲礼》
拥彗先驱。---《史记·孟荀传》
忽若彗泛画涂。---《汉书·王褒传》
太公拥彗。---《汉书·高帝纪》
彗汜画涂:以帚扫秽,以刀划泥。比喻极其容易。
3、彗星的简称。
彗所以除旧布新也。---《左传·昭公十七年》
彗星者,天之旗也。---《河图帝通纪》
彗光:彗星的光束
彗孛:彗星和孛星
彗孛干犯:彗星侵犯
彗勃:即彗孛。彗星和孛星。
4、扫;拂。
戈铤彗云。---班固《东都赋》
5、在阳光下曝晒。
日中不彗,是谓失时。---《六韬》
6、聪慧的
淮南王有女陵,彗有口辨。---《史记·淮南衡山列传》
大的初级彗差使焦平面出现干涉条纹。
For large primary coma aberration, interference fringe presents.
彗爷爷马上拿过来吃了。
He immediately takes it and eats it.
彗形星体拥有更多物质,可燃烧更长时间,进而产生更粗的线条。
Comet stars have much more material and burn for a longer duration of time, creating broad strokes.
“彗木相撞”后的木星胶卷像上留有明显的“大黑斑”创面。
There are obvious wounded facets with "large spots" on the film of Jupiter after the impact.
对光学成像产生影响的主要成分是散光像差、彗差和三叶草像差。
Meanwhile, astigmatism aberration, coma aberration and trefoil aberration are three main effects that influence the quality of the optics.
索德柏立富勒烯里的氦气同位素组成,与某些陨石、彗尘中的一样。
The Sudbury fullerenes contained helium with compositions similar to some meteorites and cosmic dust.
借助于流体力学中一个修正的牛顿公式,指出彗晕的形状接近悬链线。
By means of a modified Newton's formula of hydrodynamics, it is shown that the shape of cometary halos is close to a catenary.
结果:总高阶相差、水平彗差、垂直彗差和球差均随瞳孔直径的增大而增大;
Results: Total higher order aberrations, spherical aberration, horizontal primary coma, and vertical primary coma, were increased significantly with increasing pupil size.
他在研究彗差星系簇的时候,发现星系本身的引力作用太小而不足以维持星系簇的成型。
While studying the Coma galaxy cluster, he found that the galaxies' gravity alone was much too small to hold the cluster together.
结果表明,与基于硅片曝光的彗差测量方法相比,基于空间像的彗差测量技术速度上的优势十分明显。
Compared with the resist-based coma measurement techniques, the technique based on the aerial image possess the advantage of time-saving.
对欲行个体化角膜切削的近视及近视散光患者,保留较小的垂直彗差而完全矫正球差可能有助于视觉质量的提高。
Maintaining smaller vertical primary coma and correcting spherical aberration completely for myopia and myopic astigmatism may be the best choice for customized cornea laser ablation surgery.
明显地,离子彗尾轻易伸展至背景星团NGC 1245(上左)的前面,在飞马座,离彗星可爱的绿色彗头或彗发1.5度。
Remarkably, the ion tail easily stretches past background star cluster NGC 1245 (upper left) in the constellation Perseus, about 1.5 degrees from the comet's lovely greenish head or coma.
在高数值孔径、低工艺因子的光刻技术中,投影物镜彗差对光刻质量的影响变得越来越突出,因而需要一种快速、高精度的彗差原位测量技术。
In high numerical aperture and low technic factor lithography process, degradation of the image quality because of the coma aberration in the projection lens has become a serious problem.
在高数值孔径、低工艺因子的光刻技术中,投影物镜彗差对光刻质量的影响变得越来越突出,因而需要一种快速、高精度的彗差原位测量技术。
In high numerical aperture and low technic factor lithography process, degradation of the image quality because of the coma aberration in the projection lens has become a serious problem.