提供了内存池的实现，每次申请固定大小的内存，测试发现效率很高。-Provides a memory pool implementation, fixed-size memory for each application, the test found very efficient.

C++语言实现内存池，单件模式，没有线程安全。-C++ language memory pool, single mode, no thread safety.

内存池的实现，具有详细的代码样例，包含单线程及多线程的实现。固定内存块及不固定内存块。-Memory pool implementation, with detailed code examples, including single-threaded and multi-threaded implementation. Fixed blocks of memory and non-fixed blocks of memory.