美国5月9日当周EIA精炼油库存变动 -315.5万桶，预期 12万桶，前值 -110.7万桶。

Group 1 - The core point of the article highlights a significant decrease in U.S. refined oil inventories for the week ending May 9, with a reduction of 3.155 million barrels, contrasting with an expected increase of 120,000 barrels and a previous decrease of 1.107 million barrels [1]