今日涨跌停股分析：46只涨停股、16只跌停股，军工装备板块走强，航发动力、安达维尔等涨停

Group 1 - A-shares experienced significant market activity with 46 stocks hitting the daily limit up and 16 stocks hitting the limit down on February 13 [1] - The aquaculture sector showed strong performance, highlighted by Zhongshui Fisheries reaching the limit up [1] - The military equipment sector also strengthened, with stocks like Aero Engine Corporation of China and Andavere hitting the limit up [1] Group 2 - ST Cuihua faced a continuous decline with four consecutive limit down days [2] - Other companies such as ST Jinglun and ST Xiongmao also experienced two consecutive limit down days [2] - Stocks like Yabo Co. and Jihua Group reached the limit down [2]