ytterbium 

  1. 名詞
不可數名詞: 鐿

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Ytterbium metal tarnishes slowly in air.                            
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                                Usually, low concentrations of ytterbium are used.                            
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                                Some ytterbium alloys have rarely been used in dentistry.                            
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                                Examples include gallium, ytterbium , bismuth and neptunium.                            
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                                Some ytterbium halides are used as reagents in organic synthesis.                            
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