美国7月18日当周EIA汽油库存变动 -173.8万桶，预期 -20万桶，前值 339.9万桶。

Core Insights - The EIA reported a decrease in gasoline inventories by 1.738 million barrels for the week ending July 18, which is significantly higher than the expected decrease of 0.2 million barrels and contrasts with the previous increase of 3.399 million barrels [1] Summary by Category - Inventory Changes - Gasoline inventories fell by 1.738 million barrels [1] - Expected change was a decrease of 0.2 million barrels [1] - Previous week's inventory change was an increase of 3.399 million barrels [1]