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- When the de Broglie wavelength of electrons inside a nanoscale metal particle is comparable to its size, the quantum size effects (QSE) appear. 当金属纳米颗粒中电子的de Broglie波长已经可以和它的大小相比时,量子限制效应(QSE)就会出现。
- Air entrainment in plasma jet and metal particle oxidation by the entrained oxygen were investigated numerically using a three-dimensional computational model LAVA-P-3D. 摘要为了研究等离子体射流中空气的卷吸和由此引起的金属粒子的氧化,建立了等离子体喷涂的三维计算机模型LAVA-P-3D。
- Check the engine tail pipe on metal particles and visible damage. 检查发动机尾喷管无金属颗粒和损坏。
- They seem to be metal particles that move along certain paths. 它们看起来似乎是沿着某些轨迹移动的金属颗粒。
- The yield and microstructure of CNF changed with the active metal composition, which was attributed to the surface reaction between CO and active metal (alloy) together with the carbon diffusion mode on/in the metal particle. 结合纳米碳纤维的生长机理 ;认为活性组成的变化影响了CO与催化剂表面的反应和碳在金属中的扩散 ;进而影响纳米碳纤维的产率和微结构 .
- During the laser sintering, due to the large liquid phase viscosity and surface tension, the balling effect occurred when the molten did not wet the solid metal particle and the underlying substrate. 分析了316不锈钢粉末球化效应产生的原因,讨论了工艺参数(激光功率、扫描速度和粉层厚度)对316不锈钢金属粉末烧结成形的影响。
- Spreading for metal particle method 金属粒子散布法
- The stainless sand-remover can remove the sand &metal particles with an efficiency of 96% above. 不锈钢除砂器能使淀粉乳中的残留细泥沙与金属粒等杂质除去,效率可达96%25以上。
- This current dissolves metal particles from the workpiece into the electrolyte by electromechanical reaction. 通过电化反应,电流把工件上的金属粒子熔进电解液。
- Ishizuki N, et al. Characterization of precicus metal particles prepared using Chitosan as a protective agent [J]. Colloid Surface,1991, 55 (4): 15-21. 卢华王惠.;甲壳质;甲壳胺衍生物保护的贵金属胶体[J]
- There are so many of these paths and so many metal particles that it is impossible to land a flying saucer without its being smashed by one. 那儿有很多这样的轨道,很多这样的金属微粒,因此要使飞碟在那儿着陆而不被某一颗微粒撞毁是很难办到的。
- The second is unnatural (polluted) environmental biogeochemistry such as the effect of environmental hormones, polluted by metal particles in the air. 次生(污染的)环境生物地球化学,如环境激素的影响、空气中金属微粒的污染等;
- The sexy a bit of exaggerative and the metallic particle of massiness, bold clipping, much line does not affect a figure reveal, brand of top class swimsuit brings storm of a summer again. 厚重的金属微粒、夸张大胆的剪裁、多线条的性感丝毫不影响身材的展示,顶级泳装品牌又带来一场夏季风暴。
- By chosing the impregnation and washing solution properly, metal particles are produced exclusively inside the nanotubes. 通过选择合适的注入和洗脱溶液,金属粒子只会填充在纳米管内部。
- Spontaneous emission and resonance fluorescence of an adatom adsorbed near a smail metallic particle are studied by means of the surface-dressed optical Bloch equations and the modified image theory. 本文使用表面修饰的光学布洛赫方程和镜象法;对小颗粒金属表面吸附原子的荧光和共振荧光等光学特性进行理论研究.
- A pile of porcelain covered with metal particles was uncovered at south-western side of the site, which contained An Ping hard pottery and Japanese porcelain. 探坑西南侧出现一个覆有金属薄片的瓷片堆,内含安平壶硬陶与日式瓷片。
- She knows why the metal is the good conductor. 她知道金属为什么是好的导体。
- Although the SPASER exists only in theory so far, the researchers have suggested routes to fabricating it using semiconductor quantum dots and metal particles. 虽然SPASER目前仍止于理论阶段,但这两位研究人员已经提出以半导体量子点和金属微粒制作SPASER装置的方法。
- Can I fasten these metal plates with rivets? 我可以用铆钉把这些金属板固定在一起吗?
- Casting can be performed quickly after charging the metal particles into the molten solder, so the metal particles do not significantly melt into the molten solder. 在将金属颗粒装入熔化的焊料中后可立即执行铸造,因此金属颗粒不显著地熔入熔化的焊料中。
