tar sand

The necessity of tank cathodic protection is detailed and impact of tar sand and electric insulation on cathodic protection system is highlighted.

阐述了储罐阴极保护的必要性，并重点探讨了沥青砂层及电绝缘对阴极保护系统影响的问题。

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Tar sand oil was extracted from the Xinjiang tar sands and some kinds of asphalt products with special uses and higher value were prepared from the said oil.

前言：以新疆小西沟、风城两种油砂为原料，利用甲苯抽提制取的油砂稠油研制开发高价值的特种沥青产品。

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The main energy resources are crude oil, natural gas, coal, tar sand, biomass and other renewable energy resources such as solar energy, tidal and wind power, as well as large hydroelectric potential.

尼日利亚拥有丰富的能源资源，主要的能源资源是原油、天然气、煤炭、沥青砂、生物能源和其他可再生能源如太阳能、潮汐、风力发电以及大型水力发电。

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Asphalt products prepared from the tar sand heavy oil of Xinjiang tar sands

新疆油砂稠油制特种沥青

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but there is also oil sand and tar sand and oil shale and they may be called by some new euphemism like shale tar

但我们还有油砂焦油砂油页岩也许以后还会有人起新的名字例如页岩焦油

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Experimental Study on Extraction of Crude Oil from Tar Sand in Qinghai

青海沥青砂油的提取试验研究

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In this paper, the distribution of biomarkers in crude oils, tar sand bitumen and source rocks were studied and applied for oil/ oil, oil/ source correlation and biodegradation in Biyang Basin, China.

本文利用生物标志物的分布进行泌阳盆地中原油/原油、原油/生油岩的对比研究；研究了北部斜坡重油（油砂）的形成原因；

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Europe is of course unlikely to get the huge energy windfall from which the US is starting to benefit the fruits of shale gas, tight oil and the potential future supply of tar sand oil from Canada.

当然，欧洲不太可能获得巨大的能源“横财”，而美国正开始受益于页岩气、致密油，未来还有望受益于来自加拿大油砂的石油。

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