Thermal gravimetric analysis(TGA), FTIR, Limited oxygen index(LOI) and vertical firing test are used to research the flame retardancy of the intumescent flame retardant on PP.
采用热重分析(TGA)、红外光谱分析(FTIR)、氧指数测定和垂直燃烧实验,研究了所合成的膨胀型阻燃剂对聚丙烯的阻燃作用。
The paper analyzed reason of excessive dissolved oxygen in condensate of direct air-cooling combined heat power generation units in Yungang Thermal Power Co.
分析了云冈热电直接空冷供热机组凝结水溶氧超标的原因,提出了凝结水补水系统存在的问题及解决方案。
The thermal desorption spectra of propene and oxygen adsorbed on blue tungsten oxide WO_ (2.90) have been measured by means of flash heating the sample in ultra high vacuum.
在超高真空条件下,用对样品进行闪烁加热的方法测定了蓝色氧化钨WO _(2.90)吸附丙烯和氧的热脱附谱。
Acetylene is manufactured by the reaction of water with calcium carbide. It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.
通过水同电石的反应生产乙炔。还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。
These factors include magma composition, convection, diffusion, thermal gradient, oxygen fugacity, temperature, pressure, the shape of magma chamber etc.
影响韵律形成的因素很多,通常包括岩浆成分、对流作用、扩散作用、热梯度、氧逸度、温度和压力等。
This paper presents principally the fabrication procedures of lead Josephson. tunnel junctions formed by thermal oxidation in high purity oxygen and reports some experimental results.
本文主要介绍用高纯氧热氧化制作铅约瑟夫逊隧道结的方法以及一些实验结果。
The cold test and thermal test for the jet characteristics of coherent jet oxygen lance have been carried out.
对电弧炉炼钢用集束射流氧枪的射流特性进行了冷态和热态试验。
Comparisons on coal ash thermal analysis curves influenced oxygen atmosphere, inert gas atmosphere and different temperature increasing were made in the paper.
并对氧化气氛和惰性气氛及不同升温速率对煤灰热分析曲线的影响进行了比较。
The effect of rapid thermal processing (RTP) on oxygen precipitates profile and denude zone (DZ) in Czochralski (CZ) silicon wafer during simulating CMOS processing is investigated.
本文研究了快速热处理工艺(RTP)在模拟的CMOS热处理工艺中对直拉硅单晶中氧沉淀和洁净区(DZ)的影响。
We study the respiration character of YBCO for oxygen by the thermal analyzer experiment and high temperature static adsorption experiment.
采用热分析仪和高温静态吸附等实验研究了YBCO材料的氧的呼吸特性。
It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.
还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。
The mass concentration of oxygen in condensate is an important indicator to show the condensate quality, and it has great influence on thermal circulation of steam turbines.
凝结水中氧的质量浓度高低是显示凝结水水质的重要指标,对汽轮机的热力循环影响很大。
So the problem is coming that SiO gaseous unstable matter is made in the interface of silicon and silicon dioxide due to silicon and oxygen incomplete reaction when making thermal oxide layer.
因此随之而来的问题是:由于在形成热氧化物的时候,由于硅和氧的不完全反应,在硅和二氧化硅的界面会生成一氧化硅的气态不稳定物质。
The average life of oxygen vacancies in quartz from sediments were estimated using ESR signal intensity of E' centers by thermal activitation technique.
采用热活化技术,用E’心的电子自旋共振信号估算出沉积物中石英氧空位心的平均寿命。
The structure and oxygen functional groups of coals have a great influence on thermal decomposition during pyrolysis and combustion.
在煤的热解和燃烧过程中,煤的结构及煤中含氧官能团对煤的分解影响很大。
Now, the thermal stability of materials' oxygen storage capacity (OSC) has been improved greatly, but its textural properties, especially after being aged at high temperature, are still dissatisfying.
经过多年的努力,材料储氧性能的抗老化性已经得到了较好的解决,但是高温对材料织构性能的破坏作用仍然很严重。
Based on the carbon and oxygen isotopic composition and rare earth element (REE) patterns, the origin of the Dabaoshan deposit is considered to be related to the sea-floor thermal events.
根据含矿层序中的碳、氧同位素组成和稀土元素(REE)模式,认为大宝山矿床是海底热事件的结果。
Finally, the as obtained hybrid material containing POSS-NH_2 was studied in respect to mechanical properties, thermal stability, hot-oxygen resistance, density and dimension stability.
最后,研究了含POSS - NH_2的环氧杂化材料的性能,包括力学性能、热稳定性、抗热氧化稳定性、密度、尺寸稳定性等。
According to the homogeneous theory, the relationship between the temperature of maximum nucleating rate and temperature of initial oxygen thermal equilibrium is established.
根据同质成核理论,推导最大成核速度对应温度与初始间隙氧热平衡温度之间的关系。
Decreasing welding thermal input will decrease the oxygen content and the number and size of oxide inclusions, and it improves the toughness of weld metal.
降低焊接线能量时,将降低熔敷金属中的氧含量及其氧化夹杂物的数量和大小,从而提高熔敷金属的韧性。
The flame retardant of the flexible PVC treated with composite metal oxides was studied by oxygen index (OI) and differential thermal analysis;
通过氧指数检测及热重分析考察了复合金属氧化物添加量对软PVC阻燃性能的影响;
The combined thermal effect of coal and oxygen correlates with the rate of oxygen consumption and surface reactive heat.
煤氧复合热效应与耗氧速率和表面反应热有关。
Gas can promote the metabolism, thermal effect, a defensive role, solid oxygen effect and gasification.
气具有促进代谢作用,温热作用,防御作用,固摄作用和气化作用。
The oxygen and nitrogen contents can be efficiently removed by special degassing process, to improve thermal fatigue property of K424 alloy.
采取一定的除气工艺,可以有效降低合金的氧、氮含量,提高合金的纯净度,改善它的冷热疲劳性能。
They report in their paper that this is likely due to a thermal pulse where a wave of high-pressure gas mixes layers of elements like carbon and oxygen and spews them out into the surrounding cloud.
在报告中,他们解释说这估计是因为热脉冲膨胀把的C、O等喷发到周围的气体云,就像高压气体把多层基础冲乱一样。
Rare earth element was able to decrease the oxygen content through reaction with oxygen and form rare earth oxide which was hard and thermal stable ceramic particles.
稀土元素能够通过与基体氧的反应生成硬且热稳定的稀土氧化物,达到细化基体合金和提高抗氧化性的目的。
Liquefied gas and Oxygen by high temperature flame burnt due to different thermal differential expansion, formed as litchi face the same effect.
液化气和氧气经高温火焰燃烧,由于不同的热膨胀,形成了作为荔枝面相同的效果。
The annihilation of grown-in oxygen precipitates in heavily As-doped CZ silicon by rapid thermal processing (RTP) was investigated.
研究了高温快速热处理(RTP)对重掺砷直拉硅片中的原生氧沉淀的消融作用。
The annihilation of grown-in oxygen precipitates in heavily As-doped CZ silicon by rapid thermal processing (RTP) was investigated.
研究了高温快速热处理(RTP)对重掺砷直拉硅片中的原生氧沉淀的消融作用。
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