美国至7月29日7年期国债竞拍-投标倍数 2.79，前值2.53。

Core Insights - The auction for 7-year U.S. Treasury bonds held on July 29 showed a bid-to-cover ratio of 2.79, an increase from the previous value of 2.53 [1] Group 1 - The bid-to-cover ratio indicates strong demand for the 7-year Treasury bonds, suggesting investor confidence in U.S. government securities [1]