超导的

They can also be used for such materials as following:making planes and spacecrafts,screening high-speed neutron reactors,a superconductor in electrical appliance industry,The vanadium compound can be used as a caterlyzer in sulphuric acid industry,a mixture of ethylene and propylene in symthetic rubber and a desulfurizer in oil-refinery ,an oxidizer in making nylon,pesticide,polyvinyl chloride,a non-propylene decarbonizer in chemical fertilizer industry,amilioration of A.D.A.non poisonkous desulpurtion.

我公司生产的五氧化二钒99.5级，99级，98级以及偏钒酸铵，用途广泛，它可制取金属钒和钒合金，用于钢铁冶炼\机械，飞机以及宇宙飞船制造等行业，快中子反应堆的屏蔽材料和电子工业的超导材料，钒化物应用于硫酸工业催化剂，合成橡胶的乙烯和丙烯交联，石油精炼中的脱硫，尼龙，农药，塑料聚氯乙烯制造的氧化，化肥工业的笨非尔无毒脱碳，改良A，D，A法无毒脱硫，钒化物还因其色泽艳丽而作为颜料应用到玻璃，陶瓷，医药等行业，钒酸盐也是印染业良好的媒染剂。

The properties of thin films have been investigated with modern analysis technique, such as AFM, SEM, XRD (X-ray diffraction) and Rocking curve. And the properties of YBCO thin film and its substrate and deposition temperature have been analysed, comparing with LAO substrates crystallization quality, YBCO thin film properties, such as morphology and degree of grain alignment, was concluded to correlate with the crystal orientation uniform of LAO substrate as revealed by XRD.

本文结合AFM、SEM研究YBCO薄膜的表面形貌，XRD、FWHM分析薄膜的结晶情况，并结合成膜温度和基片的质量进行一系列结构与性能的对比研究，发现LaAlO3基片的质量对YBCO薄膜的结构完整性有很大影响，不仅影响了薄膜的c轴取向性，而且影响了YBCO的超导性能。

The study shows the effect of the students' experience after attending the competition on technological recognition. The students changed their recognition as followed: technology is not only artificial but also professional technique including the developing progress of artificial; technology creativity includes not only fabricative technology but also the learning of knowledge, the research of the materials and the choice and discussion of producing method; in the process of technology creativity, group discussion can brings different ideas and support emotion. The attending experience makes the researchers aware the continuity in technology education.

研究结果发现研究对象参加高中生高温超导磁浮创意竞赛之经验对研究对象之科技认知有所影响，在竞赛活动后其科技认知的改变情形包括：科技不只是人工产物，也是专业的技术，也包含了人工产物的发展过程；科技创新活动并非只是实作活动，也包含科技知识的学习、材料搜寻、设计和制作方法的选择与讨论；科技创新过程中，小组合作方式可产生不同的意见来源，以及彼此支持的力量；参赛经验让研究对象认为科技的延续必须要有市场也对科技的认知更加清楚。

An adiabatic system is designed to obtain the cooled circulating condition for the superconducting magnet. The system is comprised of vacuum adiabatic mti1ayer, copper thermal shield, snake vent-pipe and so on, which elided the complicated frame of liquid nitrogen thermal shield outside of the inner-cryostat, simplified technical structures, and achieved favorable adiabatic effect.

为了获得有效的超导磁体运行的低温环境，研制了一套采用真空多层绝热、铜辐射冷屏、蛇形排气管结构形式的绝热系统，省去了传统的在内杜瓦外面添加液氮屏的结构，简化了工艺结构，操作方便，绝热效果良好。

It was proved through experiment that optimum passive numerical shimming can achieve a high level in superconducting NMR imaging magnets and it can be realized very easily and very economically. Field regression is not absolutely necessary in the technique of optimum passive numerical shimming, but it is useful to know the structure of the field error Bz'.

磁场回归在超导核磁共振成像主磁体的无源数值匀场技术中虽然并不是绝对必需的，但在对主磁体进行无源数值匀场时，如能知道成像空间内不均匀磁场的磁场偏差B〓的结构，也是非常有用的。

The; of down-lead of 200 A binary electric current that the design made intensity of central field magnetic induction be 3 T is opposite through the experiment of the thermal resistance of interior of the leakage heat of voltaic down-lead, heat exchanger and line of high temperature superconduction and cupreous matrix solder resistor undertook metrical, studied refrigeration engine trouble or the transient state temperature of down-lead of the electric current below power cut condition changes.

设计制作了中心场磁感应强度为3 T的200 A二元电流引线；通过实验对电流引线的漏热、换热器内部的热阻以及高温超导线和铜基体的焊接电阻进行了测量，并探究了制冷机故障或者停电状态下电流引线的瞬态温度变化。

Currently committed to the development of the project are: 1, and highly efficient energy-saving wall, floor-small gas heating, hot water shower boiler 2, a heat recovery function of refrigeration, heating gas integrated air-conditioning unit 3, light Hydrocarbon gas technology 4, four seasons with the application of solar gas Technology 5, refrigeration - Gas - Solar - floor heating system optimization of energy-saving technology 6, the vacuum system superconducting Hot technology Over the years, we in a "customer first" principle, the user would like to think, urgent needs of users and constant innovation, and actively explore.

目前致力开发的项目有： 1、高效节能壁挂、落地式小型燃气采暖、淋浴热水锅炉 2、具有热回收功能的制冷、采暖一体化燃气空调机组 3、轻烃燃气技术 4、可四季应用的太阳能与沼气配套技术 5、制冷—燃气—太阳能—地板采暖的系统优化节能技术 6、真空超导制热技术多年以来，我们本着&用户至上&的原则，想用户之所想，急用户之所需，不断创新，积极探索。

Irradiated by microwave with different energies to the microbridge junction, up to 77k, a series of Josephson response steps have been observed.(8) By using trilayer resist exposure technique and a critical metal lift-off step, the mushroom gates with 0.15μm gate-length for 8-millimeter high electron mobility transistors have been successfully fabricated.

用直流磁控溅射的方法在ZrO〓基底上制备了YBaCuO超导薄膜，采用电子束／紫外混合曝光技术，首次制备得到桥宽小至0.15μm的微桥结，在液氮温度（77K）测得该微桥结的临界电流密度只有150μA，并在不同能量的微波辐照下，观察到该微桥结的交流I-V特性具有Josephson台阶效应。

Nanocrystalline hexagonal VSi〓, with an average diameter of 35nm, was prepared via a reduction-silication route by the reaction of metallic sodium with vanadium tetrachloride and silicon at 650℃ in a molten salt system of magnesium chloride and sodium chloride. The sample had good oxidation resistance at 1000℃.

金属硅化物通常具有很高的熔点、较低的电阻率、很好的高温热稳定性，有些还具有奇异的光、电、磁、超导、催化等性能，因此是一类最富潜力的高温结构材料和电子材料。

Considering the design parameters of the BEPCⅡ, in the case of one cavity type being adopted, the thesis analyzes the RF performance of accelerating mode, the suppression of higher order modes , and the restriction caused by HOMs against beam current threshold.

结合BEPCⅡ的设计参数，论文对其中一种腔型在BEPCⅡ上使用时加速模式的微波性能、高次模的抑制效果以及高次模对储存流强阈值的限制等方面进行了分析，并在铝模型腔上测量了加铁氧体高次模抑制器前后，超导腔中各种谐振模式的有载品质因子及其频率的分布。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。