该组织认为，即使世界各国都同意采取措施来控制二氧化碳的排放，也必须有如加拿大沥青质原油这样的替代产品来填补未来的供应缺口。
Even if countries around the world agree on measures to control carbon-dioxide emissions, says the agency, bituminous crudes like Canada's must fill a coming supply gap.
这种沥青大都经过天然蒸发、氧化，一般已不含有任何毒素。
The asphalt mostly through the natural evaporation and oxidation, generally do not contain any poison.
以空气作为氧化气氛，考察了氧化温度、氧化停留时间、中间相含量对中间相沥青纤维不熔化处理的影响。
Influence of mesophase content, oxidation temperature and oxidation residence time on the non fusible treatment of mesophase petroleum pitch fibre was investigated under air atmosphere.
并且随着氧化强度的增强，沥青基球状活性炭的比表面积减小，但总孔容增加。
As the intensity of air—oxidation treatment increased, the surface area of the PSAC decreased, but its total pore volume increased.
铝电解生产中，碳素阳极两组分(石油焦和沥青结焦)的活性差异带来阳极的选择性氧化，是造成碳素阳极过量消耗的主要原因之一。
Selective oxidation of carbon anode in aluminum electrolysis caused by reactivity difference between pitch coke and petroleum coke is one of the main causes for excess carbon consumption.
利用空气氧化处理法对沥青基球状活性炭进行了改性。
In this paper, pitch—based spherical activated carbon(PSAC)was modified by the air—oxidation treatment.
屋面防水材料采用改性氧化沥青防水卷材和其它高分子材料。
The roof waterproof materials may adopt the modified oxidated asphalt coiling materials and other high molecular materials.
采用灰色关联熵分析法，分析了渣油在氧化过程中其四组分变化与沥青三大理化指标之间的关系。
The relation ship between the asphalt chemical make-ups and their employing performance by means of the grey relation entropy method is analysed.
煤沥青经氧化聚合后，挥发分由52.22%下降到16%以下，相应的甲苯不溶物含量由30%增加到81%以上。
After oxidative polymerization of pith, its volatile matter is decreased from 52.22% to 16%, and its toluene insoluble matter is increased from 30% to 81%.
IR光谱分析同样反映出沥青经催化氧化后分子结构中侧链减少，芳环上的氢减少，整个芳环的缩合程度增加。
Meanwhile IR analysis showed that side chain between molecule and hydrogen of aromatic ring were decreased, condensed degree was increased in catalytic oxidation.
制备了不同硫含量的各种粒级的添加硫沥青球，并且选择合适的工艺条件进行氧化稳定化处理。
A various sizes of pitch-based spheres (PBS) with different content of sulfur were prepared and they were stabilized in air with right process.
用这种煤沥青制得的沥青焦，其抗氧化性提高，在活化剂加入量适宜时沥青焦的导电性能也有所提高。
Both the oxidation resistance and the electrical conductivity of the pitch coke can be improved when a suitable amount of activating agent is added in the coal-tar pitch.
沥青热氧老化的原因主要是饱和分和芳香分的氧化，而不是胶质和沥青质的氧化。
Not mainly the ageing of resins and asphaltenes but that of saturates and aromatics cause the ageing of asphalt.
结果表明，空气氧化和氮气热缩聚可提高石油沥青的软化点、焦产率和正庚烷不溶物含量。
The results showed that both methods of air blowing and thermal polycondensation in the presence of nitrogen raised the asphalt softening points, and increased coke yields and heptane insolubles.
高温煤沥青炭的抗氧化性能要好于浸渍剂沥青炭；
The oxidation resistance of high temperature pitch carbon show well.
煤沥青经氧化聚合后，挥发分由52。
After oxidative polymerization of pith, its volatile matter is decreased from 52.
以沥青焦、煤沥青以及氧化沥青为原料，采用KOH活化法制备高比表面积活性炭。
Activated carbons were prepared from asphalt coke, pitch and oxidated pitch by KOH activation method.
以铁、钴、锰等过渡金属的化合物作为催化剂，对沥青催化氧化。
Being as catalysts, several transition metal of compound can be used to air-blowing asphalt, such as iron, cobalt and manganese.
为了提高沥青基炭纤维表面活性，采用臭氧氧化法对沥青基炭纤维表面进行改性。
Ozone method was used to modify surface activity of pitch carbon fiber to improve the interfacial adhesion between fibers and matrix.
本文系统地介绍了中国半氧化沥青gl—1和GL—2在日本进行路用性能评价的试验情况，并同抚顺沥青及日本AC—100进行了比较。
The paving properties evaluated test of Semi-oxidated asphalt of China GL -1 and GL-2. was introduced systematically and compared with Fushun asphalt and Japan AC -100.
考察了反应温度、风量和反应时间对油浆氧化沥青性能的影响。
The effects of the reaction temperature, air quantity and reaction time on asphalt quality are studied.
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.
与氧化沥青过程相比，本过程另一个突出的优点是不排出有害气体，因而可以显著地减少对大气的污染。
No detrimental gas was evolved during operation and the environment pollution might not be so serious as in air blowing process.
沥青属于憎水性材料，它不透水，也几乎不溶于水、丙酮、乙醚、稀乙醇，溶于二硫化碳、四氯化碳、氢氧化钠。
Asphalt is hydrophobic material, it impermeable, almost insoluble in water, dilute ethanol, acetone, ether, soluble in carbon disulfide, carbon tetrachloride, sodium hydroxide.
然而无论是加拿大沥青砂还是委内瑞拉的重油，成分越稠就意味着大气中的二氧化碳会变得更多，也意味着气候会变得更加恶劣。
But whether Canadian tar sands or Venezuelan heavy crude, more thick oil means more CO2 in the atmosphere. And that means a climate ever more hellish.
初步探讨了活化剂的加入对煤沥青的焦化活性、沥青焦的结构、氧化活性和导电性的影响。
Both the oxidation resistance and the electrical conductivity of the pitch coke can be improved when a suitable amount of activating agent is added in the coal tar pitch.
沥青质钌离子催化氧化技术对于强烈生物降解原油的油-油对比、油-源对比提供了一种新的途径。
Ruthenium-ions-catalyzed oxidation of the asphaltene provided a new pathway for the oil-oil correlation and oil-source correlation of heavily biodegraded oil.
比如，含75％氧化铀的某种沥青铀矿物质的放射性是铀氧化物放射性的4倍。
Thus, certain pitchblendes containing 75% of uranium oxide are about four times as radioactive as this oxide.
比如，含75％氧化铀的某种沥青铀矿物质的放射性是铀氧化物放射性的4倍。
Thus, certain pitchblendes containing 75% of uranium oxide are about four times as radioactive as this oxide.
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