And then the intelligent garbage collection ( gc ) is given , which is extracted form the design of the real - time system . the general design , function modules and key algorithms of the software are described in chapter 4 本文的第四章介紹了軟件系統(tǒng)的總體設計,以及各個功能模塊和軟件設計中的關鍵算法,最后給出了智能垃圾收集方案的應用。