natural bitumen

基本解释

We can offer you natural bitumen for making making asphalt.
我们供应天然沥青，可用来制造柏油。
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The characteristics of natural gas and reservoir bitumen in well Gaoke 1 have been studied by using the geochemical method of gas reservoir.
运用气藏地球化学研究方法，对高科1井的天然气特征、储层沥青的生物标志化合物特征进行了研究。
Thermal pyrolysis of Daqing thermal tar and Xinjiang natural bitumen at various tempertures were studied with the purpose of investigating the mesophase transformation.
通过对大庆热裂化渣油、新疆天然沥青两种典型试样在热转化时中间相转化过程的考察，初步探讨了中间相形成的一般规律。

The remaining value can be attributed to oil and gas trading and energy products like natural gas, synthetic oil, bitumen and fuel oil.
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Natural gas has to be burned into order to generate the steam needed to made the bitumen fluid enough to move.
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All this heating, plus refining bitumen into something approximating everyday petroleum, gobbles 1, 300 to 2, 100 cubic feet of natural gas per barrel of crude produced.
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