采用溶剂的方法比加热，抽取，然后再利用生产蒸汽的水资源这一处理过程要消耗更少的能量。
The solvent approach requires less energy than heating, pumping, and recycling water for steam.
之后，溶剂会分解沥青，沥青会和丙烷一道会被抽取上来，这样还可以重新利用他们。
The solvent breaks down the bitumen, allowing it to be pumped out along with the propane, which can be reused.
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