defence industries

• 国防工业

defence industries的用法和样例：

例句

1. Because of its defence industries, Yekaterinburg was a closed city for much of the Soviet era.
   由于叶卡特琳堡的国防工业是其一大特色，因此在苏联时期的大半岁月中该城与外界接触寥寥。