Cat's Eye nebula(NGC 6543)是什么意思

用法例句

This paper analyzed how the packaging accuracy of the dual pigtail affects the polarization capability of the polarization-maintaining collimator and pointed out that the cat eyes perpendicular degree of the dual pigtail is the main factor.

分析和计算了双尾纤的装配精度对保偏准直器保偏性能的影响,指出双尾纤端面“猫眼”的垂直度是主要影响因素。

The error caused by rotary tracking mirror device and cat eye reflector in the laser tracking measure system are discussed, and it s effect to the measuring result is analyzed.

论述了在激光跟踪测量系统中由跟踪转镜机构和猫眼逆反射器产生的光学误差,并分析了它们对测量结果产生的影响。

The results indicate that the main phase of the nephrite cat's eye is tremolite,and the main impurity ions are Fe~(3+), Fe~(2+) and Mn~(2+).

采用电子探针、Raman光谱和电子顺磁共振吸收谱对新近发现的四川软玉猫眼进行了研究。

The results indicate that the main composition of nephrite cat's eye is tremolite.

用差热分析(DTA)、Fourier变换红外吸收光谱(FTIR)和X射线粉晶衍射(XRD)测试方法对四川软玉猫眼的热相变产物和相变机制进行了研究。

Electronic microprobe analysis (EMPA), X-ray diffraction (XRD), Raman spectrum, scan electronic microscope (SEM) and polarized optical microscope were used to study nephrite cat's eyes from Sichuan Province,Southwest China .

结果表明 ,四川软玉猫眼主要由微晶隐晶质透闪石矿物集合体组成 ;透闪石主要呈近于平行定向排列的显微纤维状 ,显微纤维变晶结构是软玉猫眼的主要结构 ,具有此结构的软玉能表现出良好的猫眼效应 ;透闪石纤维较粗、相互聚集形成束状或捆状结构时 ,猫眼的眼线比较分散 ,猫眼效应较差 ;透闪石纤维局部相互穿插绞合是软玉猫眼表现出高韧性和较强抗断裂性能的主要因素。

The composition,cutting,grinding,polishing and coating of glass-artificial producs such as imitation pearl,imitation diamond,imitation quartz,imitation amethyst,imitation ruby,imitation sapphire,imitation jadeite,imitation nephrite,imitation cat's-eye etc.

综述仿珠宝玻璃,如仿珍珠、仿钻石、仿水晶、仿紫晶、仿红宝石、仿蓝宝石、仿翡翠、仿玉、仿猫眼石等的成分和制造工艺(成形、切割、研磨、抛光、镀膜)。

Analyzed with OM, EM, EPMA, EDX and IR respectively, it has been shown to be a type of rephrite with cat's eye effect.

经 OM、EM、EPMA、EDX和 IR的测定和分析确定它是软玉并具有猫眼效应 。

Experimental study on the theraputic effect of crescent euphorbia on lewis lung cancer in mice;

猫眼草水提物对小鼠Lewis肺癌的抑制作用及机制探讨

ObjectiveTo study induced cells apoptosis by Chinese medicine Crescent euphorbia in Lewis lung cancer(LLC) in mice.

目的探讨中药猫眼草对C57BL/6小鼠Lewis肺癌细胞凋亡的影响。

Objective To observe the inhibitory effect of Crescent euphorbia on tumor growth,immunoregulation,the side effect on the mice blood system ,cell cycle and to investigate its effect on apoptosis of tumor cells in order to clarfy its multi-targeted anti-tumor effect.

目的 观察中药猫眼草对小鼠Lewis肺癌的生长抑制、免疫调节、细胞周期、细胞凋亡及其对血液系统的影响,进而对猫眼草的抗癌作用机制进行探讨。

Effect of focal shift on reflecting character of "cat eye effect";

离焦量对“猫眼效应”反射特性的影响

Nd:YAG laser resonator with “cat eye effect”;

基于“猫眼效应”的Nd:YAG激光谐振腔

The optical window of the LE equipments or optical sight equipments have the stronger glint characteristic for the laser incident,and the characteristic is also called cat eye effect.

从理论上分析了猫眼效应产生的机理,并将理论计算结果与实验结果进行了比较;论述了基于“猫眼”效应的激光侦察技术原理,最后介绍了该技术的应用。

We introduced the principle of laser active reconnaissance and presented some ideas on accurate detection and positioning of optical satellites by use of cat-eye effect.

主动定位侦察比被动定位侦察的优势在于受环境影响比较小,文章从主动侦察的理论出发,提出了利用“猫眼效应”对光学卫星进行精确定位探测的思路,并通过计算分析,对这种主动探测定位方法进行了可行性探讨和论证。