In the next several weeks these rallies may also find resistance from the third fan trend line.
在接下来几周里，这些反弹也可能遇到第三条扇形趋势线形成的阻力。
2
A bearish result is when the third fan trend line continues to act as a resistance level.
不乐观的结果则是第三条扇形趋势线继续发挥阻力位的作用。
3
The flow resistance of the tunnel and the boosting capacity of jet fan in the tunnel are the foundation to calculate the tunnel ventilation, they are the first ascertained parameters.