英语词汇“secondary shielding”的翻译、意思、用法、释义-英汉汉英双解词典

单词	secondary shielding
释义	secondary shielding 第二屏蔽
随便看	holding,observation and short-term therapy holding of court holding of document holding of exchange asset holdingoff holding off holding-off holding office holding of restricted curreny holding of shares holding of the court holding on holding-on holding-on bar holding on coil holding-on coil holding onto holding on to holding onto that which is good holding open holding open positive-displacement pump holding operating company holding-operating company holding operation holding or containing nothing