The photoluminescence spectrum is blue shifted with a shoulder peak, and the spectral intensity increases markedly.

荧光光谱出现裂分并发生蓝移，发射强度大幅度提高，半峰宽变窄。

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Therefore, it could develop a new type index (l) for the evaluation of the type of source materials by the relative height of shoulder peak.

因此，利用肩峰相对高度，可推导出一个类型指数L值，作为判断母质类型的新指标。

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"I'm not against the use of the hard shoulder at peak times", she said.

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As Johnson and other technical analysts see it, the left shoulder is the 1998 high, the head the early 2000 peak, and the right shoulder is the high reached earlier this year.

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The market rises to a peak, then falls, which is considered the left shoulder.

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