光流信息的检测对于人或动物确定前进的方向、速度至关重要，已成为运动信息加工的一个研究热点。
The analysis of optic flow information is vital for determining the direction and velocity of locomotion and has been a hotspot of the studies on visual information processing in recent years.
在这方面，我进一步鼓励所有利益攸关方在适当的论坛上确定前进的道路，以确保所有人，无论其身在何处，都能获得其需要的药品和保健技术。
In this regard, I further encourage all stakeholders to chart a way forward in appropriate fora to ensure access to medicines and health technologies for all who need them, wherever they are.
这些方法很简单，但是确定后退和前进按钮的状态时很有用。
They are simple methods, but will be helpful in determining the state of the back and forward buttons.
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