他们需要花费金钱对清楚的干净的土壤或创造天然肥料使恢复原状50当前的地面。
They need to spend money to clear clean soil or to create composts to rehabilitate the 50 current ground.
地面层也许会由办公室改成祖母的公寓，并以二十年一个循环再次改回原状。
The ground floor may change from home office to granny flat and back again in cycles of twenty years.
该文讨论喇嘛甸油田井壁取心热解总烃含量的校正方法，力求使之与原状地层原油地面含量接近。
This paper discusses a correction method for pyrolysis total hydrocarbon content of sidewall coring SOS to make it close to the surface content of in place formation oil.
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