- 更多网络例句与石油沥青相关的网络例句 [注：此内容来源于网络，仅供参考]
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Coal tar pitch and petroleum pitch were prepared from petroleum residues and coal tar by air blowing respectively.
分别以煤焦油为原料在300℃空气氧化120min～480min和以石油渣油为原料在220℃空气氧化300 min～720 min，制备了一系列具有相近软化点的煤焦油沥青和石油沥青。
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Coal tar pitch and petroleum pitch were prepared from petroleum residues and coal tar by thermal reactions respectively.
分别以煤焦油为原料，在430℃热缩聚50min～270min和以石油渣油为原料在 310℃热缩聚130 min～370 min，制备了一系列具有相近软化点的煤焦油沥青和石油沥青。
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Results According to the information at home and abroad and the research and the study result of toxicologic experiments,hygienic standard was drawn.
石油沥青是石油原油分馏后剩余的副产品，随着石油产量的增加，沥青的产量也随之增加。
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The paving asphalts (GB/T15180) AH-110, AH-90,AH-70 and petroleum bitumens for architecture (GB494) can be obtained respectively by air-blowing the residua.
通过氧化，可由沙特混合减压渣油制取符合GB/T15180、AH-110、AH-90和AH-70以及GB494技术指标的高等级道路石油沥青和建筑石油沥青。
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Objective:The purpose of the experiment was to study the carcinogenic and mutagenic effects of petroleum asphalt.
目的：研究石油沥青有无致突变和致癌作用。方法：选用大鼠经口急性毒性试验、Ames试验、小鼠经口微核试验、大鼠气管注入及兔经皮涂抹致癌试验，研究石油氧化及直馏沥青的急性毒性以及致癌和致突变作用。
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It is found that modified asphalt added 4 percent SBS is able to improve high-temperature stability, low-temperature anti-cracking performance and high-temperature susceptility of petroleum asphalt,which is enough to satisfy the performance stand.
结果表明，石油沥青中添加 4 %SBS可以明显改善石油沥青的高温稳定性、低温抗裂性和感温性，使其基本满足铺路沥青的要
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In view of the present situation of domestic asphalt such as insufficiency in production,incompleteness in assortment and inferior quality,thus resulting in importing large amount of asphalt etc., measuresfor speeding up the production of high quality petroleum asphalt such as selection of crudes suitable for producing asphalt, revision of the national standards, e...
针对我国石油沥青产量不足、品种不全、质量不高，导致近年来大量进口的现状，重点论述了加快优质石油沥青生产的措施，如选择适于生产沥青的原油，修订国家标准，创建名牌产品等，力争尽快提高我国石油沥青的产量和质量，扩大其市场占有率。
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Using natural asphalt, petroleum asphalt and coal tar pitch as the main raw material, made of asphalt felt, fetal asphalt felt paper, solvent-based and water-based emulsion asphalt type or types of asphalt rubber coating, ointment, has a good bonding, plastic, water resistance, anti-corrosion and durability.
以天然沥青、石油沥青和煤沥青为主要原材料，制成的沥青油毡、纸胎沥青油毡、溶剂型和水乳型沥青类或沥青橡胶类涂料、油膏，具有良好的粘结性、塑性、抗水性、防腐性和耐久性。
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Bap concentrations in petroleum asphalt were determined using the high-performance liquid chromatographic technique.
Bap含量，石油沥青仅含0.0004％～0.0008％，而煤焦沥青中含0.46％。结论：石油沥青急性经口属微毒物质，在常温及非高温加热融化情况下，不具有动物致癌作用。
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An experimental study of 300 mice exposed to pitch(3 gm.dissolved in 10 ml.of 80% benzene solution)obtained from 4 different sources,name- ly Anshan coal-tar pitch,Yu-men petroleum pitch,Dairen petroleum pitch or commonly known as Russian crude oil and the Asia Oil Company, USA,was carried out over a period of 350 days.
三根据四种来源不同的沥青所引起皮肤良性与恶性病变的发病率和潜伏期的长短，可将其毒性的强弱顺序排列如下：(1)鞍山煤焦油沥青，(2)美国亚细亚公司石油沥青，(3)大连石油沥青，(4)西北玉门石油沥青。
- 更多网络解释与石油沥青相关的网络解释 [注：此内容来源于网络，仅供参考]
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asphaltene：[化](石油)沥青质,沥青烯
hypohepatia [医]肝功能减退,肝功能不全 | asphaltene [化](石油)沥青质,沥青烯 | thorpe 村庄, 小乡镇
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mastic asphalt：沥青砂胶;石油沥青砂胶
Aromatic hydrocarbon----芳香烃 | Mastic asphalt----沥青砂胶;石油沥青砂胶 | Mastic----乳香;胶粘料
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oil asphalt：石油沥青
oil accumulation 石油积聚 | oil asphalt 石油沥青 | oil base 油基;石油特性
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oil asphalt：油沥青,石油沥青
oil area ==> 含油面积 | oil asphalt ==> 油沥青,石油沥青 | oil atomization ==> 油的雾化,油雾化
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medium, light pavement petroleum asphalt：中、轻交通道路石油沥青
heavy pavement petroleum asphalt: 交通道路石油沥青 | medium, light pavement petroleum asphalt: 中、轻交通道路石油沥青 | penetration degree: 针入度
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petroleum asphalt：石油沥青
早在公元前300年,悬挂在蒙古皇帝的孔雀御座的孔雀嘴上...石油沥青(petroleum asphalt) 一种外观为黑色固体、半固体或高黏度液体的重质石油产品. 来源于炼油厂原油蒸馏、溶剂脱沥青、氧化或调和等加工过程. 主要成分为多种芳香族碳氢化合物、脂肪族碳氢化合物及部分杂环...
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petroleum asphalt：石油沥青;石油柏油
petroleum aromatics 石油芳烃 | petroleum asphalt 石油沥青;石油柏油 | petroleum base 石油基
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Pavement petroleum asphalt：道路石油沥青
building petroleum asphalt建筑石油沥青 | pavement petroleum asphalt道路石油沥青 | ordinary petroleum asphalt普通石油沥青
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ordinary petroleum asphalt：普通石油沥青
pavement petroleum asphalt道路石油沥青 | ordinary petroleum asphalt普通石油沥青 | oil component 油分
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building petroleum asphalt：建筑石油沥青
crude oil 石油原油 | building petroleum asphalt建筑石油沥青 | pavement petroleum asphalt道路石油沥青