他们掌握电弧,热阻,高能束,和固态焊等。
They master arc, resistance, high-energy beam, and solid-state welding.
研究了高能束流表面加工与处理中的特殊热物理问题。
The special thermophysical problems involved in high energy density materials surface processing have been studied in this project.
但加填充材料对铍进行高能束焊接可使焊缝形成钎接焊。
But high energy beam welding makes the welded seam become braze-welding when adding fill material.
研究了低温化学热处理、高能束流表面处理等对H1 3钢表面性能及其模具寿命的影响。
The effects of low temperature chemical heat treatment and high energy density surface treatment on H13 steel surface properties and its die lifespan.
分别论述了高能束流加工、电火花加工、电解加工,以及物料切蚀加工的概念、特征与应用状况。
The concept , characteristics and application of high energy beam machining , electrical discharge machining , electrochemical machining and material abscission machining separately discuss.
分别论述了高能束流加工、电火花加工、电解加工,以及物料切蚀加工的概念、特征与应用状况。
The concept, characteristics and application of high energy beam machining, electrical discharge machining, electrochemical machining and material abscission machining separately discuss.
激光束、电子束、离子束三种高能束流技术对材料表面改性是通过改变材料表面的成分或结构实现的。
Surface modification of materials by means of high-energy laser beam, electron beam and ion beam technology are realized through changing composition and structure of the material surface.
激光、电子束等高能束焊接加热具有升温速度快、热集中性与瞬时性强等特点,对被焊材料造成热冲击。
Laser and electron beam welding produce thermal shocks on the materials with rapid transient and concentrated high energy beam.
综述了国内外同步送粉高能束粉末堆焊技术的研究现状,对其发展趋势进行了预测,并提出了一种新型粉末堆焊技术。
Based on the present situation of high power density beam powder surfacing with synchro delivery system, the further development was proposed and a new powder surfacing technology was introduced.
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 AEBB-2000 accelerator is a unique facility for carrying out experiments with anti-parallel electron-positron beams of high energies.
在用大型电子对撞机创造了最高能量质子束流对撞记录后,瑞士的科学家们称,他们将“探索前人未曾涉足的领域。”
Scientists in Switzerland say they are "going where nobody has been before" after setting a high-power collision record with the Large Hadron Collider.
这意味着要用高能的电子或光子束来处理食品,用它们来干扰微生物的DNA,阻止微生物释放危险的毒素和增殖。
That means treating food with high-energy bursts of electrons or photons to attack the micro-organisms' DNA, preventing them from spitting out dangerous toxins and proliferating.
在那之后,神秘的X计划会保持中微子束的高能量。
After that, the mysteriously named Project X will push the intensity of the neutrino beam still higher.
然后能量束转回带负电荷的高能流动孔。
The beam then arcs circumferentially back to a negatively charged high energy flux aperture.
这些结果可用于电子束器件、电子光学仪器和高能加速器中的聚焦或偏转或聚焦兼偏转元件的设计。
These results of this paper may be of use in designing focusing or deflection systems of electron ray devices, electron-optical instruments and high energy accelerators.
然而,高能离子束诱发薄膜材料相当大的吸收,导致该技术几乎无法使用。
However, the high energy ion beam may result in a large absorption of film materials and thus makes the technique useless.
采用高能量密度电子束进行了钛镀镍合金表面熔凝处理的研究。
High energy density electron beam is employed in surface rapid solidification on Ni plated ti alloy.
气体离化团束的高溅射产额可能是由于多体碰撞、侧向溅射及高能量密度的照射引起的。
The higher sputtering yield would result from multiple collision, lateral sputtering and high density energy deposition of gas cluster ion beam.
用高能电子束作泵浦源,去激励半导体晶体屏,可以产生激光,实现高亮度高清晰显示。
Useing high energy electron beam as pumping source to excite semiconductor crystal screen laser could be generated. It can realize high brightness and high resolution display.
计算结果对根据物理实验需要在高能量与束流强度之间进行取舍有一定的指导意义。
The result is helpful for compromising between beam energy and beam intensity when designing a tandem experiment.
高能X射线工业CT机的图像重建属窄角扇束扫描方式下的图像重建。
The image reconstruction of industrial X-CT belongs to image reconstruction with narrow fan-beam scan mode.
加速器电子束的焦点、X射线的最高能量、X射线剂量及均匀性与工业CT成像的质量和速度密切相关;
The quantity and the speed of creating image of the industrial CT closely relate to the accelerator's focus, the highest X-ray energy, X rays dose and dose uniformity.
研究了以EVA共聚物为基础,采用等离子体和高能电子束辐照接枝丙烯酸类单体样品的阻燃性能。
An attempt has been made in the paper aiming at imparting flame retardancy to EVA copolymer by grafting acrylic monomers induced by plasma and electron-beam preirradiation.
介绍了将商用透射电镜JEM- 2000 EX改造为高能电子束曝光系统的研制工作,在现阶段研制工作的基础上进行了曝光实验。
The research work about modifying a commercial transmission electron microscope (JEM-2000EX) into a lithography system is introduced, and the experiments are carried out on this system.
本文的模拟结果不仅能为高能电子束光刻工艺优化曝光条件、降低邻近效应提供理论指导,而且能为进一步的邻近效应的校正提供更精确的数据。
The present results not only can help to optimize the exposure conditions in Electron Beam Lithography, but also supply more accurate data for proximity effect correction.
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。
Optical transition radiation (OTR) has been widely studied as a diagnostic means of electron beams in mid and high energy region.
技术系统包括用作入射器的加速器、高能加速器(可采用同步回旋加速器)、射束输送管、旋转架质子输送和射线管口、治疗床、管制次系统等。
Technical system includes the injector and the accelerator subsystem, synchrotron, beam transport, gantry with beam transport and nozzle, treatment couch and control subsystems etc.
用高能激光束和电子束轰击实验材料,模拟聚变堆面对等离子体材料在等离子体破裂时的工作状态,考察了4种掺杂石墨材料在热冲击下的热腐蚀规律。
The thermal shock behavior of 4 kinds of impurity doped graphites was investigated under a simulated plasma disruption condition using high-energy laser and electron beam.
用高能激光束和电子束轰击实验材料,模拟聚变堆面对等离子体材料在等离子体破裂时的工作状态,考察了4种掺杂石墨材料在热冲击下的热腐蚀规律。
The thermal shock behavior of 4 kinds of impurity doped graphites was investigated under a simulated plasma disruption condition using high-energy laser and electron beam.
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