该组织认为，即使世界各国都同意采取措施来控制二氧化碳的排放，也必须有如加拿大沥青质原油这样的替代产品来填补未来的供应缺口。
Even if countries around the world agree on measures to control carbon-dioxide emissions, says the agency, bituminous crudes like Canada's must fill a coming supply gap.
选用两种原油沥青质样品，对沥青质在岩石孔隙表面的吸附及吸附所引起的润湿性变化进行了实验研究。
The adsorption of asphaltenes on the surfaces of reservoir rocks and the wettability alteration caused by adsorption are studied experimentally using two asphaltene samples prepared from crude oils.
其他：原油中沥青质的含量较少，一般小于1%。
Others: crude oil asphaltene content of less than 1% in general.
应用推荐