沥青

Pipeline maintenance ; asphaltic coating ; modified asphalt ; technical index ; envi-ronmental pollution

管道维修；沥青质涂层；改性沥青；技术指标；环境污染

This dissertation integrates the practice from the Jin Chao speedway .It analyses and discusses the capability,evaluation method,production,design and construct in technique for the modified asphalt and modified asphalt mixtures, the article discuss is preventing ways for the forepart damage of asphaltic roads,and also summarizes many practical conclusions from a mass of testing date.

本论文结合锦朝高速公路的实践，着重对SBS改性沥青和改性沥青混合料的性能、评价方法、生产制造和设计及施工技术进行了分析和探讨；在论文中，对沥青路面的早期破坏现象的防止措施进行了全面地研究；同时，通过大量的试验数据，总结出了很多有实用价值的结论。

Heavy-duty road asphalt ; asphaltic concrete ; freeway ; paving performance

重交通道路沥青；沥青混凝土；高速公路；路用性能

This paper concludes the study methods of oil and source rock correlation for heavy oils with different degree of biodegradation;correlates the heavy oil and source rock in the western depression of Liaohe oilfield using the method of asphaltic ruthenium ion catalysis-oxidation and analysis of wrapped hydrogen in asphalt.

总结了不同生物降解程度的稠油油源对比相应的研究方法；利用沥青质钌离子催化-氧化、沥青质中包裹烃等新方法对辽河断陷西部凹陷稠油油源进行了对比研究。

This site has a broad U-shape valley and is appropriate for constructing concrete faced rock-filled dam and embankment dam with an asphaltic concrete core. Further studies and comparisons indicated that both types of dam were technically feasible, and concrete faced rock-filled dam had distinct advantage in cost.

进一步的研究和论证结果表明，修建混凝土面板堆石坝及沥青混凝土心墙堆石坝在技术上均可行，混凝土面板堆石坝比沥青混凝土心墙坝方案在投资方面有优势。

Pass balata bitumen trial production, test and verify the technical parameter of technology of balata bitumen production.

通过橡胶沥青试生产，验证了橡胶沥青生产工艺的技术参数。

This report will attempt to provide those seeking to beneficiate asphalts with a summary of the pertinent results of the SHRP Asphalt Research Program.

本报告试图为那些正在寻求为改善沥青性能的人提供高速公路战略研究项目中的沥青研究项目有关结果之概要。

By studying characteristics, merits and solving problems of the different nozzle and new spray equipment in asphalt gas decontaminating for carbon calciner, the research provides a basis for the industrial design of swirl nozzle.

在阐述沥青烟气净化系统中不同雾化设备及新型雾化设备特性的基础上，分析了碳素焙烧炉沥青烟气净化系统的雾化冷却的技术现状，并指出了存在的问题，为工程设计选择雾化设备提供了参考

This paper characterized the property of dynamic mechanical and calorifics of the diatomite modified asphalts tested by MAK-04 Viscoanalyser and DSC7 Differential Scanning Calorimetry.

利用粘弹分析仪和DSC热分析仪为硅藻土改性沥青材料进行动态力学和热学性能表征，验证了不同硅藻土改性沥青随温度变化的性能差异，同时在机理分析上为用户提供了准确的数据。

As a result of aromatization of organic matter during the thermal cracking of original bitumen into gas,the aromatic hydrocarbons in the bitumen are characterized by abnormally abundant tetra-and penta-cyclic compounds,and predominated by parent aromatic compounds without alkyl chain,such as fluoranthene,pyrene,chrysene, benzofluoranthene etc.

沥青的芳烃组成独特，富含四、五环芳烃化合物，且以萤蒽、芘、和苯并萤蒽等无烷基取代的母体芳烃化合物为主，反映出沥青裂解成气过程中的有机质芳构化作用。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。