This has the vital significance to catch on the kernel layer of operating system, to dialyse process principle, to discover and study the new Scheduling Algorithm.

这对深入理解作心层，透析进程原理，发现和研究新度算法具有重要意义。

II. Operational principles of airplane flying attitude: mainly reflected in the ailerons ,elevons and rudder operation system.

二、飞机飞行姿作原理——主要反映在副翼、升降翼、方向舵作里。