碳晶
- 网络Carbon Crystal
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在实验室内,通过对碳晶电热板地面铺设和墙裙铺设采暖方式进行的实验测试,得出了其达到稳定状态所需时间和稳定状态时的温度场。
In the experiment , by the test which carbon crystal panels are lain on the floor and on the wall , the temperature field of steady state and the time of reaching steady state are obtained .
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通过比较电暖气与碳晶电热板局部辐射采暖的实验数据,得出碳晶电热板局部辐射采暖方式升温速度快、局部采暖区域温度梯度小、需要设备功率低、维护结构内表面温度高的特点。
By the comparison of heating experimental data between electric radiator and carbon crystal panel , the characteristics of fast warming , small temperature gradient in local heating area , low equipment power and high temperature of envelope internal surface are obtained .
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同时,基于对实验数据与模拟结果的比较,得出两种局部采暖方式实验数据与模拟数据非常吻合,证明了本课题所建立的碳晶电热板局部辐射采暖模型是正确的。
At the same time , based on the comparison between experiment and simulation data , the result that the two data types are rather identical are got , and local radiant heating model which are built in the article is proved right .
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辐照后的样品用傅里叶变换红外光谱仪进行系统分析。实验结果显示,高能离子辐照在注碳非晶SiO2薄膜中形成了大量的Si-O-C键和Si-C键。
The obtained results showed that a large amount of Si-O-C and Si-C bonds was formed in the heavy ion irradiated C-doped amorphous SiO2 films .
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采用电解石墨棒的方法制备了碳纳米晶(CNCs),并对它们及卟啉与CNCs复合的光学性质进行研究。
And carbon nanocrystals ( CNCs ) were prepared by electrolysis . In addition , the optical properties of the four novel porphyrins , CNCs and phorphyin @ CNCs were investigated .
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本文提出一种独特的激光熔蚀法即在液体中激光熔蚀固体靶制备纳米晶,并且首次在氨水中激光熔蚀石墨靶制备出氮化碳纳米晶。
A unique laser ablation method is proposed to prepare nano crystals in which graphite target is ablated by high power pulsed laser in liquid , and nano crystalline carbon nitrides are prepared in ammonia solution for the first time .
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此外,以固相反应和固相烧结理论,分析了聚合物碳层对晶体重结晶过程的影响,认为:碳层有降低颗粒表面能的作用,EMVC尤为显著。
Based on solid phase reaction theory , the influence of polymer carbon layer on recrystallization of inorganics was discussed and a conclusion was drawn that carbon layer made the surface energy of grain decrease , especially EMVC .
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同时,详细讨论了用此方法合成碳氮纳米晶的反应机理。
The synthesis mechanism of the nano-crystallite is also discussed .
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中碳亚包晶成分钢连铸坯角横裂的防止对策
Countermeasures Against Transverse Corner Crackes of Medium Carbon Hypo-Peritectic Steel CC Slabs
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溶液结晶制备聚乙烯/碳纳米管串晶结构
Preparation of pe / cnts shish-kebab structures using solution crystallization
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可溶性晶体可以通过蒸发从溶液中分离出来。溶液结晶制备聚乙烯/碳纳米管串晶结构
A soluble crystalline solid may be separated from a solution by evaporation . PREPARATION OF PE / CNTs SHISH-KEBAB STRUCTURES USING SOLUTION CRYSTALLIZATION
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在薄壁铸件中获得无游离渗碳体和铁素体基体的稀土球铁的关键是高碳过共晶原铁水。
Therefore , in thin section castings , for eliminating eutectic carbides and obtaining ferritic matrix , melts treated by RE need high carbon content and hypereutectic composition .
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本文采用熔铸速冷法制备Fe-C化合物,合成了含碳量为共晶成分的Fe-C化合物。
In this paper , melting and fast cooling method is used to produce Fe-C compounds .
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碳包覆纳米金属晶(Carbon-encapsulatedmetalnanocrystals,CEMNs)是一种新型的纳米碳/金属复合材料,其中数层石墨片层紧密围绕纳米金属晶有序排列,纳米金属粒子处于核心位置,形成核壳结构。
Carbon-encapsulated metal nanocrystals ( CEMNs ) are a new kind of carbon / metal nanocomposite , in which graphite layers arrange around metal nanocrystals located in the center to form core-shell structure .
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计算结果表明,CSP热轧低碳钢板卷细晶强化和沉淀强化占59%,常规工艺该项占55%。
Calculated results show that the contributions of fine grain strengthening and precipitation strengthening of low carbon steel strip produced by CSP process make up 59 % of all strengthening factors , while that by conventional process make up 55 % of all factors .
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低碳时在粗晶区中的贝氏体铁素体板条间形成的硬而脆的Fe3C是恶化粗晶区韧性的主要原因。
The hard and brittle Fe_3C carbide formed between the bainitic ferrite laths in low carbon condition is the main cause of the above phenomenon .
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自熔性烧结含碳球团铁连晶形成动力学过程
Kinetics of iron-joined crystal in self-fluxing sintered pellet containing coal
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讨论了碳包碳化铁纳米晶的形成机理。
The formation mechanism of carbon - coated iron carbide nanocrystals was discussed .
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碳包铁纳米晶的制备及其结合表阿霉素的相关实验研究
Preparation of carbon-coated iron nanocrystals and related experimental study on its combination with epirubicin
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通过对粗晶合金性能的检测和金相组织的观察,研究了碳含量对粗晶硬质合金性能的影响。
The effect of carbide content on the properties of coarse grained cemented carbide is studied by means of measuring properties and observing polished cross section .
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而碳酸岩的碳氧及斑晶磷灰石的锶、钛同位素组成与典型地幔物质有差异,与富集地幔颇为近似,从而证实在山东地区陆壳下存在富集地幔源区。
Some differences are found in O and C isotopic composition between phenocryst apatite and typical mantle materials , but the apatite is similar to that from the enriched mantle .
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在279o的反应温度条件下,氢气对金属铜催化剂聚集体的表面进行了修饰和重构,使得催化剂聚集体表面形成3个能够催化聚合碳纤维的生长晶面。
At the reaction temperature ( 279 o ), hydrogen gas has reconstructed the surface of nano copper catalyst particles , which lead to the formation of three carbon fiber growth faces on the surface of catalyst particle .
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碳弧法中碳包Fe纳米晶及其相关碳微团的形成
Formations of Carbon-coated Fe Nanocrystals and Related Carbon Cluster
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交流碳弧法合成碳包碳化铁纳米晶
Preparation of Carbon - coated Iron Carbide Nanocrystals by Using AC Carbon Arc Discharge Method
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采用交流碳弧法高效合成碳包碳化铁纳米晶磁性微粉,磁性微粉产率达90%以上。
A highly effective method for preparation of carbon-coated iron carbide nanocrystals by AC carbon arc discharge was studied , the yield of magnetic micro powder was over 90 % .
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高碳当量灰铸铁一般是指碳当量在共晶点附近的一类铸铁。
The high carbon equivalent gray cast iron means the gray cast iron whose carbon equivalent is near the eutectic point .
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综述了新型碳纤维、碳化硅纤维、碳化硅/碳纤维、多晶铁纤维吸波材料、碳纳米管、纳米铁吸波材料和导电高分子吸波材料的研究状况。
This paper reviewed the research progresses in novel fiber absorbing materials such as carbon fiber , silicon carbide fiber , silicon carbide / carbon fiber , polycrystalline iron fiber , absorbing materials like nano carbon tube and nano iron , and conductive polymer absorbing materials .