电子加速器

High power electron accelerator is the key installation which supplies electron beam to desulfurize from factory smoke, it is required to give stable DC of 500 mA and can operate for long time continuously.

大功率电子加速器是用电子束进行电厂烟气净化的源装置，要求稳定发射直流500mA，且适用于连续长时间运行。

Therefore, the radiation-induced demagnetization is a big issue in the particle accelerators and synchrotron radiation devices.

因此，永久磁铁的辐射退磁效应是高能电子加速器以及同步辐射光源的一个重大课题。

It is not only quite meaningful for the radiation-induced demagnetization of permanent magnets but also for the health physics and radiation physics problems.

对此复杂的辐射场进行研究，不仅对于永久磁铁的辐射退磁效应而且对于高能电子加速器的辐射防护及辐射物理问题，都具有十分重要的意义。

Our company enjoys leadership in high-cycle application fields and spectrum, assistance in resolution of unused technical application of each industry in terms of automatic temperature control, high-tech field, such as vacuum specific heating automatic test, heart valve automatic melting, electric accelerator power, optical fiber heating, stainless boiler double bottom, aluminum foil sealing, platinum and gold casting, dental and medical equipment, high-cycle plate connection, curve wood shaping, car carpet and space valve welding etc.

并在自动温度控制、高科技领域，如真空比热自动测试、心脏瓣膜全自动熔炼、电子加速器电源、光纤加热、不锈钢锅复底、铝泊封口、铂金黄金浇铸、齿科及医疗仪、高周波拼板、曲木成型、汽车地毯和空间膜焊接等。本公司是高周波应用领域接触面最广、帮助各行业解决技术应用空白点最多的企业之一。

The application,characteristics and update development of food irradiation by electron beam are introduced in this paper .

结合近年来国内外文献报道以及国内电子加速器辐照食品加工的现状，介绍了电子束辐照食品加工的研究现状与应用特点。

Study on the electron optics property of high-power electron accelerator.

大功率电子加速器光学性能的研究。

Electron optics property of a high-power electron accelerator (450kW) using the SLAC-226 program was studied in this paper.

利用SLAC-226程序对一种工业用大功率电子加速器(450kW)的电子枪光学系统性能进行了研究。

The method comprises:(1) weighing lead acetate hexahydrate and thioacetamide, and preparing aqueous solutions respectively, so that the concentration ratio of Pd2+ to S is 1:(1-4);(2) adding acetic acid into thioacetamide solution to adjust the pH value to 2-4;(3) adding poly surfactant into lead acetate solution, ultrasonicating to mix uniformly and obtain a colorless and transparent sol;(4) mixing the sol and thioacetamide solution;(5) placing the mixed solution in a sealed container, irradiating by 2.5 MeV and 40 mA electron accelerator with irradiation dose of 25-40 Mrad;(6) washing the product, centrifuging for separation, and drying to obtain black PdS nanoparticles.

本发明方法的工艺过程如下：首先称取一定量的六水合醋酸铅和硫代乙酰胺，各自配制成水溶液，其浓度比为使其中的铅离子浓度与硫原子浓度的比例为1∶1～1∶4；在硫代乙酰胺溶液中加入适量醋酸调节其pH值至2～4；醋酸铅溶液中加入少量表面活性剂聚乙烯醇，然后超声振荡，混合均匀，制成无色透明溶胶；随后将溶胶与上述的硫代乙酰胺溶液混合；将该混合液置于密闭容器中，并将其放置于2.5MeV、40mA的电子加速器产生的电子束辐照下进行辐照处理，其辐照剂量为25～40Mrad；然后将反应生成物清洗，并用高速离心机离心分离，然后干燥，最终得到黑色纳米硫化铅颗粒。

EGS4, a Monte Carlo code, was used to simulate the transportation of electron photon clusters in the targets and the photon track lengthes were calculated by tracking the radiation photons to determine the photoneutron yields .

计算了电子加速器中不同能量的电子垂直入射到钨靶和金靶上时的光中子产额。

According to that the middle long range develops a plan, will establish the heavy ion nuclear physics step by step rolling a cluster into a ball with hadron physics , atom and molecule physics , ion irradiation living things material, and the advanced ion accelerator wait for the distinct five characteristic countries laboratory (including that the ion beam administering cancer), resisting an irradiation with high-power electron accelerator; Be that China participates in the international antiproton and the ion studies the device Big Science project scientific and technological cooperation coordination unit; The significant country "the 9th Five-Year Plan" science project "Lanzhou heavy ion cooling being completed soon stores up the ring" general

按照中长期发展规划，将逐步建成重离子核物理与强子物理、原子与分子团簇物理、离子辐照生物、抗辐照材料、以及先进的离子加速器与大功率电子加速器等五个特色鲜明的国家实验室；是中国参与国际反质子与离子研究装置大科学工程科技合作的协调单位；即将竣工的国家&九五&重大科学工程&兰州重离子冷却储存环&将作为国家重要的公共研究平台对国内外开放。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。