说明：  详细讲解了BCH编码的原理及其应用。 BCH码是一类最重要的循环码，能纠正多个随机错误，它是1959年由Bose、Chaudhuri及Hocquenghem各自独立发现的二元线性循环码，人们用他们的名字字头命名为BCH码。
(Explained in detail the principles and applications of BCH encoding. BCH code is one of the most important cyclic codes can correct multiple random errors, it is 1959 by Bose, Chaudhuri and Hocquenghem discovered independently by two linear cyclic codes, people use their name prefix named BCH code.)