短语词组短语buffer state flags 缓冲区状态标志a buffer state 缓冲国Stencil Buffer State 模板缓冲状态state buffer 三态缓冲器three -state buffer [电子]三态缓冲器Tri -state buffer 三态缓存;三态缓冲器tri -state hex buffer 三态六缓冲器 返回 buffer state