随着曝光量的增加，其共振波长向长波方向移动，共振峰强度先增大继而减小。
With the increase of UV exposure, the resonance wavelength shifts toward longer wavelength and resonance peak intensity increases first and then decreases.
如果有第三个人帮忙或先峰攀登者可以不把体重放在绳子上这样会更简单。
This is easier if there is a third person to help or the lead climber can take their weight off the rope.
选择稳固的岩块-要先峰攀登时，很难有完美的放置点，而挑选稳定的岩块不像第一次看起来那样简单。
Choose sound rock - There is seldom a perfect placement and choosing sound rock is not as easy as it first appears especially when leading a climb.
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