1·Or the organic material will be transformed by heat into a non-hydrocarbon black carbonaceous material of no value.
否则有机物质就会遭热力作用而转化成毫无价值的非碳氢化合物——黑色含炭物质。
2·This paper deals with the formation conditions of black shales on the basis of analyzing such items as the component of chloroform bitumen "A" and the gas_facies chromatogram of saturated hydrocarbon.
对贵州遵义金鼎山下寒武统牛蹄塘组黑色岩系的氯仿沥青“A”及族组分做了成分检测，并进行了岩石氯仿抽提物中饱和烃气相色谱分析。