The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube(CRT)

二次电子或背散射电子的电流被用来调制阴极射线管(CRT)中电子束的强度。

属类：综合句库--

Practice for dosimetry in an electron -beam facility for radiation processing at energies between 300 keV and 25MeV

辐照处理用电子束设施(300keV-25MeV)的剂量测量方法

属类：行业标准名称-试验方法-

Practice for dosimetry in an electron -beam facility for radiation processing at energies between 80 keV and 300keV

辐照处理用电子束设施(80keV-300keV)的剂量测量方法

属类：行业标准名称-试验方法-

A quinone compound that serves as an electron carrier between flavoproteins and in cellular respiration.

辅酶Q一种苯醌衍生物,在黄素蛋白中以及细胞呼吸作用为成分携带者

属类：综合句库--

negative electron affinity photocathode

负电子亲和势光阴极

属类：综合句库--

The subaudible electron -magnetic radiation has been detected by four Canadian scientists.

刚刚听见的电磁辐射已过四位加拿大科学家测出了。

属类：综合句库--

Method of quantitative electron probe microanalysis on low contents of Si and Mn in steels

钢中低含量Si/Mn的电子探针定量分析方法

属类：行业标准名称-国家标准名-GB/T17360-1998

high resolution electron microscopy

高分辨电子显微术,高分子电子显微镜检验法

属类：行业术语-染整专业-染整术语

high-density electron beam optics

高密度电子束光学;强流电子光学

属类：科技术语--

A small television camera tube that forms a charge-density image on a photoconductive surface for subsequent electron -beam scanning.

光导摄像管在光电导表面形成电荷聚集图像的一种微小的电视摄像管,用于以后的电子光束扫描

属类：综合句库--

The principle of the multipliers is as follows: a light quantum hits the lightsensitive layer and releases an electron

光电倍增管的原理如下:一个光量子打在感光层上,释放出一个电子。

属类：综合句库--

The phototube, a very special type of electron tube, is the heart of the talking-picture projector

光电管,一种非常特殊的电子管,是有声电影放映机的心脏。

属类：综合句库--

An electron tube with a photosensitive cathode.

光电管具有感光的阴极电子管

属类：综合句库--

electron spectroscopy for chemical analysis

光电子能谱(学),电子光谱(法)

属类：化学及生命科学-生物化学-

ambient air-determination of asbestos fiber-direct-transfer transmission electron microscopy method

环境空气-石棉纤维的测定-用直接传递透射电子显微法

属类：行业标准名称-试验方法-

The hypothetical electron smeart must exert a net attractive Hellmann-Feynman force to counterbalance the internuclear repulsion

假设的电子弥散必须提供净赫尔曼吸引力以抵消核间排斥力。

属类：综合句库--

Her recent work in electron microscopy stimulated a new line of research.

她最近的工作,在电子显微镜学上开创了一个新的研究领域。

属类：综合句库--

An elementary particle in the lepton family(not a meson,having a mass209times that of the electron ,a negative electric charge,and a mean lifetime of2.2?0-6second.

介子轻子族中的一种基本微粒(非介子),其质量为电子的209倍,是一种负电荷,平均寿命为2。2?0-6秒

属类：综合句库--

The study of the structure of metals and alloys,especially by optical and electron microscopy and x-ray diffraction.

金相学,金属结构学以金属与合金结构为研究对象的学科,尤指用光学和电子显微镜使用法和X射线衍射法为研究手段的

属类：综合句库--

Quantitative method for electron probe microanalysis of metals and alloys

金属及合金的电子探针定量分析方法

属类：行业标准名称-国家标准名-GB/T15616-1995

Method of preparation for samples of metal and alloy in electron probe microanalysis

金属与合金电子探针定量分析样品的制备方法

属类：行业标准名称-国家标准名-GB/T17365-1998

An ion is an atom that, through electron transference, has lost or gained electrons in its outer shell

离子就是经过电子转移而失去或获得外层电子的原子。

属类：综合句库--

Some electron donor was oxidized to yield oxygen gas

某些电子供体被氧化产生氧气。

属类：综合句库--

Any of a family of elementary particles that participate in the weak interaction,including the electron ,the muon,and their associated neutrinos.

轻子一种参与微弱互反应的基本粒子家庭的粒子,包括电子、介子以及与他们相关的中子

属类：综合句库--

The scanning electron microscope provides information on chemical composition by use of X-ray spectrometer attachments

扫描电子显微镜能利用x射线谱仪的附件来提供化学组份的信息。

属类：综合句库--

The study of the role of intermolecular electron transfer in physiological processes.

生物电子学生理过程中分子间电子转移作用的研究

属类：综合句库--

Practice for dosimetry in electron and bremsstrahlung irradiation facilities for food processing

食品加工设施用电子和韧致辐射剂量测量方法的实施

属类：行业标准名称-试验方法-

velocity modulated electron beam

速调电子束,速调电子注

属类：简明英汉词典--

An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.

速调管一种用速度调节的方法放大或产生超高频率的电子管

属类：综合句库--

Guide for dosimetry in an electron beam facility for radiation processing at energies between 300keV and 25MeV

能量为300keV~25MeV电子束辐射加工装置剂量学导则

属类：行业标准名称-国家标准名-GB/T16841-1997