A novel generation rare earth citrate feed additive was prepared.
论述了柠檬酸稀土饲料添加剂的制备方法。
Many rare animals facing extinction. So to protect our only earth, protect our homeland, is our this generation of youth's responsibility.
所以保护我们唯一的地球，保护我们的家园，是我们这一代青少年的责任。
The research progress of the scintillators of new generation-the rare-earth scintillation crystals is reviewed.
本文综述新一代闪烁体—稀土闪烁晶体的进展，介绍其优异的性能以及在测井工作中的应用前景。
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