美国第七舰队 meaning in Chinese

united states seventh fleet

My question is , i have learned that the blue ridge of the u . s . s seventh fleet visited shanghai last month . as a former secretary of the defense department of the united states , what do you think of the communications between the chinese and the u . s . militaries
我的问题是，我们都知道美国第七舰队的旗舰“蓝岭号”上个月访问了上海，您曾经担任过美国的国防部部长，您如何看待中美两军的交往？