1. The U-boat (also known as the shadower) will remain just out of the detection range of the convoy and continue to shadow it while BdU coordinates an attack. 型潜艇继续在护航舰队的视野之外进行监视，直到潜艇指挥部确定攻击坐标。
2. In 2006, Qingyangxiu zhi Sachet, Suona art, shadower qing Central County be declared as the first batch of national intangible cultural heritage items. 2006年，庆阳香包绣制、唢呐艺术、环县道情皮影戏被公布为第一批国家级非物质文化遗产名录项目。
