- 品名:铌螺丝 铌螺母 铌加工件 铌坩埚 铌离子注入件 - ---------------------------------------------------------------------------------------------------------------------------------------- - 牌号:NB1 NB2 - ---------------------------------------------------------------------------------------------------------------------------------------- - 特性:具有熔点高、耐腐蚀性、超导电性等 - ---------------------------------------------------------------------------------------------------------------------------------------- - 密度:8.6 - --------------------------------------------------------------------------------------------------------------------------------- - 铌含量:99.95% 
































 
                
                 
                 陕公网安备 61030502000103号
 陕公网安备 61030502000103号  
  
 