Magnetic coils focus the electron beams into fine spots.
磁线圈将电子束聚焦成细小的点。
The electron beams work by interfering with microorganism DNA.
电子束通过干扰微生物DNA从而发挥作用。
A microscope that USES electron beams to visualize subcellular components.
应用电子束对亚细胞成分进行成像的显微镜。
The results demonstrate that the electron beams emitted from concave cathode are focused obviously.
试验结果表明，凹面阴极发射电子束会聚明显。
In this paper, the interaction of intense pulsed electron beams with dielectric targets is presented.
采用强流脉冲电子束轰击固体介质样品，研究了强流脉冲电子束与固体介质的相互作用。
Thus, the energy of the electron beams is temporarily changed-just like light beams on passage through optical lenses.
这样，就象光通过光学透镜一样，电子束的能量被暂时改变了。
Influence of focus electrode bias, focus hole size and grid electrode bias on the emission electron beams was discussed.
分别讨论了聚焦极电位、聚焦极孔径以及栅极电位对发射电子束的影响。
Some 3D printers spread metal powders on the print table and sinter the pattern with lasers or electron beams, rather than using masks.
比如一些3D印刷机在印刷台铺撒金属粉末之后，采用露光模板以外的激光或电子束方式进行热凝处理来产生样模。
Optical transition radiation (OTR) has been widely studied as a diagnostic means of electron beams in mid and high energy region.
光学渡越辐射(otr)作为中高能段束流诊断方法，已被广泛地研究。
An approximate solution of the paraxial ray equation for cylindrical dense electron beams was obtained by means of the Taylor expansion.
本文提出圆柱形强流电子束的傍轴轨迹方程，可以用台劳展开求出它的近似解。
To obtain high average current electron beams for high average power Free Electron Laser (FEL), a DC-SC photocathode injector is designed.
为获得用于高平均功率自由电子激光（FEL）的高平均流强电子束，设计了一种新型的DC- SC光阴极注入器，并对其进行了优化设计和束流动力学研究。
The wavelength of these electron beams is much shorter, allowing scientists to see structures as small as 1 nanometre (1 millionth of a millimetre).
电子束的波长远小于可见光，这允许科学奖能观测1纳米（一微米的百万分之一）左右物体的结构。
Electron beams and X-ray accelerators can both be used to irradiate various shapes and sizes of food, although X-rays are better at penetrating large items.
电子束和X光加速器都可以用来辐照各种不同形状和大小的食品，不过X光穿透大型食品的能力更佳。
These results establish the base of amplifying the pulse laser in the desk system and further in the excimer laser amplifier pumped by the electron beams.
这些结果为超短脉冲在桌面系统上放大以及进一步采用电子束泵浦的准分子激光器放大奠定了一定的基础。
As a 14 year old farm boy plowing his family's fields in Rigby Idaho, Philo T. Farnsworth of was thinking of electron beams and Einstein's theory of relativity.
作为一个14岁男孩农场春耕家人的领域里格比爱达荷，斐罗吨范斯沃斯的是思想的电子束和爱因斯坦的相对论。
In the present study, an aberration theory for both wide and narrow electron beams in a combined electromagnetic focusing spherical cathode lens system is discussed.
本文研究了对宽束和细束阴极透镜普遍适用的电磁复合聚焦球面阴极透镜的象差理论。
Electron optical aberration theory for angularly wide and transversely large electron beams in electromagnetic focusing systems with curvilinear axes has been further developed.
本文研究了宽束大物面电磁聚焦系统弯曲轴电子光学象差理论。
A microscope that produces an image by using electron beams that are transmitted (pass through) the specimen. Examination of internal features at high magnifications is possible.
透射电子显微镜是用穿过样品的透射电子束产生样品组织形貌像的显微镜，在透射电子显微镜上，可以在高倍下研究样品的内部结构特征。
The invention discloses a method for degrading aflatoxin, which USES electron beams to radiate a sample containing the aflatoxin to obtain the sample with reduced aflatoxin content.
本发明公开了一种降解黄曲霉毒素的方法。该方法，是用电子束辐照含有黄曲霉毒素的样品得到黄曲霉毒素含量降低的样品。
The hot ion beam is cooled by Coulomb interaction with intense and cold hollow electron beams. By analysis of space charge effect of solid and hollow electron beam respectively, the …
通过分析实心电子束和空心电子束的空间电荷场，研究了其对电子束速度和温度的影响。
The invention discloses a method for degrading fumonisins, which uses electron beams to radiate a sample containing the fumonisins to obtain the sample with reduced fumonisins content.
本发明公开了一种降解伏马菌素的方法。该方法，是用电子束辐照含有伏马菌 素的样品得到伏马菌素含量降低的样品。
This paper describes the experiments on the dynamic response of materials such as aluminum alloy, copper, stainless steel and porous stainless steel under pulsed electron beams heating.
本文描述铝合金、铜合金、不锈钢和多孔不锈钢等材料在脉冲电子束加热下的动响应试验。
Intense ion and electron beams treats intense charged-particle beams used in vacuum tubes, particle beam technology and experimental installations such as free electron lasers and accelerators.
强烈的离子和电子梁对待在真空管，粒子束技术和实验装备，例如自由电子激光和加速器里使用的强烈的充电粒子束。
There are provided an electron beam application method and an electron beam application device capable of uniformly applying electron beams to an object even if the electron beams have a low energy.
本发明提供即使是低能量的电子射线，也能够均匀地对对象物照射 电子射线的电子射线照射方法和电子射线照射装置。
But electron microscopes use beams of electrons, instead of light.
然而电子显微镜采用电子束而不是光。
Transmission electron microscopes (TEM) fire beams of electrons straight through prepared samples of cells, picking up fine details of the tiny structures within.
透射电子显微镜发出电子束直接打向细胞样本，得到细胞的精细结构。
The AEBB-2000 accelerator is a unique facility for carrying out experiments with anti-parallel electron-positron beams of high energies.
AEBB- 2000加速器是一部特殊的设备，它能实现高能量的反平行电子-正电子束试验。
The images were made with a scanning electron microscope, which uses beams of electrons to trace the surfaces of objects.
以下图片是用扫描电子显微镜，利用电子光束跟踪物体表面制作而成。由此拍摄出的黑白图像经着色后反映出虫卵的自然外观。
The beams collided with a combined energy of seven trillion electron volts, about 3.5 times more powerful than the previous world record.
对撞时的合并能量高达七万亿电子伏特，是之前世界纪录的约3.5倍。
The beams collided with a combined energy of seven trillion electron volts, about 3.5 times more powerful than the previous world record.
对撞时的合并能量高达七万亿电子伏特，是之前世界纪录的约3.5倍。
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