public void autoAction()
	{
		if(!avoidAttack)
		{
			if(Tank.rn.nextInt(16)==0) { scanThrust(); } //ʱɨ
			else { super.autoAction(); }
		}
		else
		{
			if(avoidStep>=0)
			{
				this.setMoveDir(toMoveWay[avoidStep]);
				this.move();
				this.move();
				avoidStep--;
				if(avoidStep==-1) { avoidAttack=false;}
			}
		}
	}