[计] software requirements engineering

ruǎn jiàn yāo qiú dìng yì jì shù ㄖㄨㄢˇ ㄐㄧㄢˋ ㄧㄠ ㄑㄧㄡˊ ㄉㄧㄥˋ ㄧˋ ㄐㄧˋ ㄕㄨˋ