爆炸复合时应严格控制波形参数和中间相。
Strictly controlling should be done for waveform parameters and mesophase when explosive cladding happen.
从石油沥青和煤沥青中制取沥青中间相物质。
A pitch mesophase can be prepared from petroleum pitch andcoal tar pitch.
从石油沥青和煤沥青中制取沥青中间相物质。
A pitch mesophase can be prepared from petroleum pitch and coal tar pitch.
含角闪石的变种填补了带状和脉状角闪岩的中间相。
Hornblende bearing varieties bridge the gap over to amphibolites which are in bands and dikes.
本文围绕中间相沥青基泡沫炭的制备及性能进行研究。
In this paper the preparation and properties of carbon foams from mesophase pitch are addressed.
结果表明原料和工艺条件对水性中间相的性能有较大影响。
The results show that the property of starting materials and the preparation conditions have great influence on the characteristic of aqua-mesophase.
着重研究了热缩聚法中间相沥青制得的中空炭纤维的力学性能。
Especially the mechanical properties of hollow carbon fibers prepared from thermal condensation mesophase pitch precursor were studied.
热台偏光显微镜观察表明:该沥青具有良好的中间相转化行为。
Excellent mesophase pitch from this pitch was observed under hot stage optical microscope.
中间相石墨体系,结构稳定,与电解液的适配性好,循环寿命长。
Mesophase graphite type, Stable structure, Suitable for more kinds of electrolyte, Long cycle life.
而且与模拟油形成的表面活性剂富集中间相的表面活性剂浓度非常高。
The surfactant concentration of the surfactant enrichment medium phase formed with simulated oil is higher.
为了控制炭质中间相产品的结构,需要对其形成机理进行深入的了解。
In order to control the structure of carbonaceous mesophase products, people are required to make clear of its formation mechanism.
分别以煤沥青、石油中间相沥青和AR沥青为前驱体制备炭泡沫材料。
Carbon foams were prepared from coal tar pitch, petroleum mesophase pitch, and ar pitch.
采用中间相沥青微粒在旋转式反应釜中与氟气进行反应制备出氟化沥青。
Pitch fluoride powders were prepared through the reaction between mesophase pitch grain and fluorine gas in rotative nickel reactor.
采用空气和氧气做为氧化介质对大直径中间相沥青纤维进行不熔化处理。
In this paper, pure oxygen is used to stabilized large diameter mesophase pitch fibers, which was found to be more effective than air.
通常用于制备泡沫炭的原料包括有机聚合物、中间相沥青以及煤和煤系物。
In general, organic polymers, mesophase pitch, coal and coal-related materials can be used as the starting materials for the production of carbon foams.
比金属银、铜热导率(TC)还要高的中间相沥青基碳纤维倍受世人关注。
Mesophase pitch-based carbon fibers, which are of higher thermal conductivity (tc) than that of metals such as Ag and Cu, are noticeable in the world.
由中间相沥青制造高性能碳纤维,是今后工业生产碳纤维的主要技术路线之一。
The commercial production of high performance carbon fibre from mesophase asphalt will be one of the main technical routes hereafter.
由煤沥青调制的中间相沥青在熔纺过程中纺丝温度较高,不利于稳定连续纺丝。
The mesophase pitch derived from refined coal tar Pith has a higher spinning temperature during melt-spinning, which is unfavorable to stable continuous spinning.
用中间相沥青作碳源,硅胶水溶液作造孔剂,采用胶体印刻法制得一系列中孔碳。
Mesoporous carbons(MCs)were prepared by an imprinting method, using mesophase pitch and nanometer colloidal silica solution as carbon precursors and pore generators, respectively.
用程序升温对中间相热转化过程进行动力学参数计算,并对计算结果作了简要分析。
Program temperature rise is used for calculating dynamic parameter in thermal conversion process of interphase, and a brief analysis is made for calculated result.
通过控制原料中一次PI的含量及聚合条件,获得较窄粒径分布的中间相沥青炭微球。
The MCMB product with a narrower size distribution could be obtained by controlling the primary PI content in coal tar and the polymerization conditions.
炭质中间相的结构复杂、形态各异,原因是生产这些产品所涉及的原料和处理过程多样化。
The structures and morphologies of carbonaceous mesophase are very complex, which is caused by the complexity of raw materials and treatment processes involved in their preparation.
熔纺时控制了挤出流量和牵伸速率的良好匹配,获得了丝径均匀的大直径中间相沥青炭单丝。
The large diameter mesophase pitch carbon monofiber in uniform size was obtained by controlling the matching of extrusion flow and drawing rate.
以石油系催化裂化渣油为原料,调制出可纺性的中间相沥青,并纺出均匀的中间相沥青纤维。
Spinnable mesophase pitch was prepared from catalytic cracking residue of petroleum and uniform mesophase pitch carbon fibre (MPPCF) was obtained.
同时还研究了胜利渣油的中间相转化动力学,并求得了反应级数、反应速度常数和反应活化能。
The kinetics of mesophase transformation of Shengli residue oil was discussed and the reaction order, reaction rate constant and apparent activation energy were calculated.
相行为的动态研究表明,中间相的形成是一个动态的过程,相态稳定后界面张力也随之达到稳态值。
The dynamic phase behavior study showed that the form of middle phase is a dynamic course and IFT will be stable while phase transition is steady.
相行为的动态研究表明,中间相的形成是一个动态的过程,相态稳定后界面张力也随之达到稳态值。
The dynamic phase behavior study showed that the form of middle phase is a dynamic course and IFT will be stable while phase transition is steady.
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