high quality shale oil

例句：

1. 1. The high-quality shaleoil is a promising source of energy forthe future.
   高质量的页岩油是未来能源的一个有希望的来源。
2. 2. Theproduction of high-qualityshale oil has become animportant industry in China's petroleum industry.
   高质量页岩油的生产已成为中国石油工业的一个重要产业。
3. 3. The high-quality shale oil has attracted moreand more attention from investors due to itspotential market value.
   由于其潜在的市场价值，高质量页岩油吸引了越来越多的投资者的关注。