沥青

The facts that there is coexisting relationship among petroleum, metal and diamond deposits, and hydrocarbon and bitumen occur in the inclusion and kimberlite indicate that petroleum even took part in the hydrothermalism.

石油与金属及金刚石矿床共生，包裹体及金伯利岩中所含碳氢化合物和沥青也表明，石油参与了热液活动。

In the process of network-forming, viscosity gradually increase with time, and then level off after certain time.

化学网构改性沥青在网构化过程中，在一定的条件下，粘度随着时间的延长逐渐增大，达到一定时间后便趋于稳定。

In highway concrete pavement construction we had made innovations and reach the highest level in the country; especially the levelness control technology of the cement concrete.

公司在公路水泥混凝土和沥青混凝土路面施工方面大胆创新，各项技术指标达到国内先进水平，尤其是水泥混凝土路面平整度施工技术水平处于全国领先地位。

On the same time, using GTM density control the construction quality reduce the phenomenon that the compactness is larger than 100%, and avoid pursuing the levelness with insufficient real compactness.

试验路的施工表明，用GTM方法推荐的级配的施工工艺与马歇尔设计方法推荐级配的沥青混凝土相同，只要碾压组合方式合理，均可得到要求的压实度和现场孔隙率，同时，用GTM密度控制施工质量减少了压实度超百的现象，从而避免了实际压实度不够情况下追求平整度的现象。

After four years' hard work and refinement of tons of pitchblende, Marie and her hus-band at last saw the dim blue light of the new element -- radium.

经过四年的艰苦工作，提炼了成吨的沥青铀矿，玛丽和她的丈夫终于看到了新元素——铀发出的微弱的蓝光。

Compare with the general road, bridge pavement has special structures, such as orthotropic bridge system and light-minded asphalt surface. The pavement diseases are resulted from the influence of environment climate and temperature.

桥面铺装不同于普通的高等级路面，由于其结构的特殊性(正交异性桥面体系及轻薄的沥青面层等)，亦受外界气候和温度的影响，因而很容易产生各种病害。

This paper analyes several problems of SBS modified asphalt linoleum in roof construction .

分析了SBS改性沥青卷材屋面施工中的几个问题并提出改进办法。

It is a common problem for many countries that there is low-temperature cracking of asphalt pavement during the period of usage.

沥青路面在使用期内产生的低温裂缝是目前世界各国普遍存在的问题。

"In the early 19th century invention of macadam road construction provided a quick and durable method for building roads, and asphalt and concrete also began to be used."

在19世纪早期，碎石路修建技术的发明建造了一种快速持久的道路，也开始利用沥青和水泥。

Road engineering ; asphalt stabilized macadam base ; experimental research ; gradation design ; five control sieve design method

道路工程；沥青稳定碎石基层；试验研究；级配设计；五控制点级配设计方法

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。