英语释义

1. a stream of molecules that escape at thermal speeds from a heated enclosure, that are controlled by slits so as to move in nearly parallel paths, and that are used in determining the electric and magnetic properties of atoms, atomic nuclei, and molecules

片语

molecular-beam epitaxy分子束外延

molecular-beam mass spec- trometry为分子束质谱法

molecular-beam wind tunnel[航]

molecular-beam mass spectrometry分子束质谱

molecular-beam apparatus[物]

molecular ion beam分子离子射柱

the molecular-beam epitaxy growth equation分子束外延生长方程

molecular r beam分子束

英汉例句

• to narrow the molecular beam (water group), adjusting the molecular structure of volatility.

  缩小分子束水分子集团，调整分子结构波动。

• the ch molecular beam was generated by dc pulsed discharging methane seeded in helium in the supersonic expansion to study the generation and features of ch molecular beams.

  为了获得ch分子束及其相关特性，以氦气为载气，利用直流脉沖放电技术产生了ch分子束。

• i will discuss how molecular beam epitaxy (mbe) was invented, its current status, and future developments.

  我将介绍分子束磊晶技术（mbe ）的发明经过、现况、和将来的发展。

• in the present thesis, diatomic radicals are investigated by laser-induced-fluorescence (lif) in the supersonic molecular beam system.

  本文首先对超声分子束系统中小分子自由基进行了激光诱导荧光（lif）光谱研究。

• the design and technical points of a molecular beam epitaxy apparatus with metal-organic source were described.

  本文报道了金属有机源分子束外延设备的设计方案和技术特点。

• the paper is a review of technique and recent progress made in organic thin films grown in ultrahigh vacuum by organic molecular beam epitaxy techniques.

  本文介绍了超高真空分子束外延生长有机薄膜的技术及其研究进展，讨论了外延材料的纯化过程和杂质对外延薄膜结构的影响；

• the samples were grown on sapphire substrate by plasma-assisted molecular beam epitaxy.

  样品利用分子束外延技术在蓝宝石衬底上生长。

• the fluorine atom reaction with trans-1,3-bu ta diene has been investigated by using the crossed molecular beam method.

  利用改进型通用交叉分子束装置和脉沖直流放电产生脉沖氟原子束实验方法，研究了氟原子和1，3丁二烯分子的反应散射。

• first, we study the relation between the translational temperature of the molecular beam and the temperature of the beam source chamber;

  首先，我们研究了超声分子束的纵向平动温度和中心速度与束源温度的关系；

• to obtain more precise information, the experiment in the molecular beam should be taken, as the integral interference angle is the average effect of the differential interference angle.

  由于积分干涉角是微分干涉角的平均效应，为了得到更精确的信息，进行了分子束实验。

• a glass molecular beam apparatus which is designed & manufactured in our laboratory is described. besides, molecular beam intensities of different gases in this apparatus are measured.

  文中叙述了我们实验室设计和制作的一种全玻璃结构的分子束装置，并在此装置上对不同气体的分子束强度进行了测试。

• a metal atom beam source with discharging system to produce metastable states of beam atoms for the crossed molecular beam apparatus is presented.

  本文介绍了交叉分子束反应装置的原子束源及束强度监测方法。

• since molecular beam epitaxy technique appeared, the research of semiconductor physics has gained many amazing break throughs.

  自从分子束外延生长技术出现以来，半导体物理的研究获得许多惊人的突破。

• in this paper is reported the design and the settlement of an experimental simulation system of molecular beam epitaxy applied to physics researches.

  本文报道了一台用于物理研究的分子束外延模拟实验装置的设计和调试。

• the laser molecular beam epitaxy (laser mbe) is a new growth method of the films and the superlattices based on the conventional mbe and the pulsed laser deposition (pld).

  激光分子束外延是在传统分子束外延和普通激光淀积技术基础上发展起来的一种最新制备薄膜和人工超晶格方法。

• may 5, 2008...bcc research has released a report about the markets for chemical vapor deposition (cvd), ion implantation, and molecular beam epitaxy (mbe).

  bcc研究公司发布的报告预测了化学气相沉积(cvd)、离子注入和分子束外延系统(mbe)的未来市场。

• the surface characteristics of evaporated rare-earth metal la thin film were studied by ex-situ and in-situ aes and molecular beam technique.

  用俄歇谱及分子束技术就地与非就地研究了蒸发稀土金属镧薄膜的表面特性。

• optimization analysis of tokamak plasma fuelling with the supersonic molecular beam (smb) has been made.

  对用于托卡马克等离子体加料的超声分子束系统进行了优化分析。

• the fuelling efficiency and injection depth are the fundamental problems of supersonic molecular beam fuelling.

  超声分子束注入深度与加料效率是分子束加料研究中的基本课题。

• in addition, such preparation methods as molecular beam epitaxy and laser ablation also see some applications.

  此外，分子束外延生长、激光消融等制备方法也有一 定的应用。

• the results of the molecular beam injection show that the impurity have been decreased, the electron density have been increases, and the plasma confinement property was improved.

  分子束注入减小了杂质辐射，有效地提高了电子密度，改善了等离子体的约束性能。