短語詞組短語buffer -block 緩沖塊buffer control block 還有對應(yīng)的緩沖控制對象;緩沖控制塊;緩沖區(qū)控制塊;緩沖區(qū)控制區(qū)塊buffer r block 緩沖塊buffer description block 緩沖區(qū)描述塊Buffer rubber block 緩沖膠塊BDB Buffer Description Block 緩沖區(qū)描述塊lowet buffer block 下限位塊STOP BUFFER BLOCK 止動緩沖塊Elevators Buffer Block 電梯緩沖塊 返回 buffer block