The Chinese character “黹” is pronounced as “zhǐ”. However, I'm not entirely sure what you mean by “黹加法”. If you are asking about adding something related to this character or a concept involving it, please provide more context so that I can better answer your question. As it stands, without further context, it's difficult to determine a specific pronunciation for “黹加法” as it may not be a recognized term with a set pronunciation. ????