[计] longitudinal redundancy check character
zòng xiàng rǒng yú jiào yàn zì fú ㄗㄨㄥˋ ㄒㄧㄤˋ ㄖㄨㄥˇ ㄩˊ ㄐㄧㄠˋ ㄧㄢˋ ㄗˋ ㄈㄨˊ