protective casing

 
       
  • 保护外壳; 保险罩

protective casing的用法和样例:

例句

  1. Tongchuan city officials believe the radioactive material - and its protective container - are likely to have been melted down.
    铜川市官员认为,这快放射性材料,及其保护外壳,可能已经被熔化了。

protective casing的相关资料:

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