据2015年8月10日的美国《防务新闻》报道,美国海军已经限制使用了3艘最新建造的核潜艇,等待对1个关键的蒸汽装置部件进行检查和修理,其中包括1艘2015年8月1日才服役的核潜艇。在这些核潜艇的蒸汽装置部件中,将蒸汽从反应堆装置汇集到推进汽轮机的10英寸(0.254米)管道中的肘管存在问题。据美国海军的一位高级官员透露,肘管问题是2015年年初发现的,军方4月份 According to U.S. Defense PR Newswire on August 10, 2015, the U.S. Navy has restricted the use of three newly built nuclear submarines pending inspection and repair of one of the key steam plant components, including one August 2015 Nuclear submarines in service on the 1st. In these submarine steam plant components, there was a problem with gathering steam from the reactor installation to elbows that pushed the steam turbine’s 10-inch (0.254-meter) pipe. According to a senior official of the U.S. Navy, the elbow problem was discovered in early 2015. The military’s April