即使最罕见的两种(铥和镥)也比金常见200倍。
Even the two rarest (thulium and lutetium) are around 200 times more common than gold.
并以镥原子共振电离为例，探讨了该方案用于激光共振电离质谱(LRIMS)同位素分析的可行性。
As a versatile example, the feasibility of this scheme applied to lutetium isotopic analysis by Laser Resonance ionization Spectrometry (LRIMS) was discussed.
这个探测器是由两层氧正硅酸镥晶体晶体和位置灵敏型光电倍增管组成。
The detector consists of two layers of LSO crystals and a position sensitive photomultiplier tube .
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