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Carbon nanocoils were in situ synthesized by the flame combustion of ethanol using stannic chloride as catalyst precursor. The morphology and structure of CNCs were characterized by means of scanning electron microscope, transmission electron microscope, X-ray diffraction and Raman spectrum.

采用乙醇火焰燃烧,借助于基板材料上涂敷锡盐作为催化剂前驱体,制备了螺旋结构碳纳米纤维;借助于扫描电子显微镜、透射电子显微镜、XRD和拉曼光谱等分析了螺旋碳纤维的形貌和结构。

The dynamic and static analysis of the tall building with the S-shape shear wall are performed by the general modular technique[1.2] in which the multi-level substructural modular, multi-level maste-slave relationship of the node displacements, and idealization of the structures by means of the equivalence membrane are used.

S形剪力墙结构高层建筑平面形状复杂,特别是长与高相当,不能采用刚性楼板的假定时,其动力与静力分析都是十分困难的。

Sulfide layer was made on the surface of high speed steel (W6Mo5Cr4V2) by means of low temperature ion sulfurization. The tribological properties of the sulfide layer under dry sliding were investigated on an MM 200 friction and wear test rig. An atomic force microscope and a scanning electron microscope equipped with an energy dispersive spectrometer attachment were adopted to analyze the morphologies and compositions of the original and worn surfaces of the sulfide layer. The phase structure of the sulfide layer was determined by X ray diffraction.

采用低温离子渗硫工艺在 W6 Mo5 Cr4 V2高速钢表面制备了硫化物固体润滑层,在 MM- 2 0 0型摩擦磨损试验机上对渗硫层的摩擦学性能进行了干摩擦试验研究,用原子力显微镜及扫描电子显微镜和 X射线光电子能谱分析渗层表面、截面、磨面的形貌及成分,用 X射线衍射仪分析了渗硫层相结构。

Only known species of Cycliophora; lives symbiotically attached to a lobster's lip by an adhesive disk and feeding by means of a hairy mouth ring; its complex life cycle includes asexual and sexual phases.

通过带有粘性的圆盘附着共生在龙虾的唇边,通过带毛的嘴环进食;其复杂的生命周期包括无性繁殖和有性繁殖阶段。

Only known species of Cycliophora; lives symbiotically attached to a lobster's lip by an adhesive disk and feeding by means of a hairy mouth ring; its complex life cycle includes asexual and sexual phases.

通过带有粘性的圆盘附着共生在龙虾的唇边,通过带毛的嘴环进食;其复杂的生命周期包括无性繁殖和有性繁殖阶段。像疯狗一样发疯

By means of molecular biology, researchers identified some bacteria communities which had not been qualitative by microbe taxology nor been reported through conventional identifying methods. The effects of these bacteria communities on quyao are still waiting for further research.

特别是利用分子生物学分析获得的一些在微生物分类学上尚未定性以及一些在常规分析鉴定方法中尚未被报道的细菌微生物菌系,其在曲药中的地位和作用,尚有待作进一步的研究。

By means of the total cognition, linear evolutional theory and comprehensive history writing (also assisted by the annals and hitory pictures), this kind of teleological narrative shows a tendential plot of "5-stage-socety" and spreads a gist of the political faith education, which demands the educated to know" where we're from-where were now-where were to go".

这种目的论制导的历史叙事,通过整体认知方式、线性进化观和大通史写作手法,并配以大事年表和表象插图,彰显出&五阶段论&的趋势论情结,传播了一种政治信仰教育的要旨,即要受教育者弄明白&我们从何而来-现处何地-将奔向何方&。

A series of tri-block copolymers of styrene/tetradecyl methyl acrylate/3-methacryloxyl-propyl thimethoxyl silane was synthesized by atom transfer radical polymerization. The structures of those copolymers were characterized by means of gel permeation chromatography, infrared spectrum, and nuclear magnetic resonance (1H-NMR). Effect of tri-block copolymers on the mechanical properties of glass fiber/polypropylene composites was also investigated.

采用原子转移自由基聚合法合成了一系列新的三嵌段共聚物大分子偶联剂聚苯乙烯-b-聚甲基丙烯酸十四酯-b-聚3-甲基丙烯酰氧基丙基三甲氧基硅烷,通过凝胶渗透色谱、红外光谱和核磁共振(1H-NMR)证实了其结构,并研究了其对玻璃纤维/聚丙烯复合材料力学性能的影响。

The glass and crystalline glass-solders of Li2O-ZnO-SiO2 system were prepared by conventional melt technology. The various factors effecting on glass ceramics and glass were investigated,which include glass chemical composition and heat-treatment and so on. And then by means of XRD, DTA, IR and SEM, the structure and properties of the glass and glass-ceramic were studied. The coefficient of linear expansion , transform temperature and soft temperature wer measured. And then the factors that effect the mechanical strength of glass-ceramic were discussed and the fluxion property was determined and the crystallization course and mechanism were discussed, which can provide certain therial reference value for practice producing and glass seals to glass, ceramics and metal.

用高温熔融法制备了Li_2O-ZnO-SiO_2系统玻璃及其结晶型玻璃焊料,探讨了各种因素(包括玻璃组成、热处理制度等)对微晶玻璃的结构和性能的影响;利用X射线衍射分析、DTA、红外光谱分析以及扫描电镜等现代测试手段,对玻璃的结构与性能进行研究,测定了玻璃及微晶玻璃的线膨胀系数、转变温度和软化温度,同时对影响微晶玻璃的强度的因素进行了探讨,并对该体系玻璃的流散性进行了测定,对它的析晶过程和析晶机理进行探讨,为实际生产和与玻璃、陶瓷及金属封接提供了一定的理论参考价值。

The whole principle of emanation, with its idea of evil inherent in matter as the dross is found there (see Von Harless, lcp 20), and the entire theurgic Cabala is in all its detail developed there; even the spirit-rapping and table-turning done in the seventeenth century by German cabalists by means of "shemot" magic incantations; for the literature see Von Harless, lc pp.

整个原则的气,其邪恶思想中固有的问题作为糟粕是发现(见冯Harless , LCP的20岁),以及整个theurgic Cabala是在其所有发达国家有详细说明;甚至精神说唱,表,把工作在十七世纪由德国cabalists的方式& shemot &(神奇的咒语;的文学见冯Harless ,液相色谱页。

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推荐网络例句

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里,举止就文雅一些,因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计,这件高贵的制服是香港本土制造,是我们第一套不配帽子的制服。

Do not 'inflate' your achievements and/or qualifications or skills .

不要 '夸大' 你的业绩或成果,条件或者技能。