In order to enhance customs inspection of the safety awareness of the Manzhouli Customs Organization Customs officers also used artillery to learn to identify, such as the explosion of knowledge.

 
  • 为提高查验关员的安全意识,满洲里海关还组织关员学习废旧炮弹鉴别、防爆等方面的知识。
今日热词
目录 附录 查词历史