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- 关口局Gateway
- 原籍关口局home gateway
- 全业务网中综合关口局建设的探讨Discussion of Constructing Integrated GW in Telecommunication Network
- 局office
- 移动业务交换中心网关,移动关口局GMSC Gateway Mobile Services Switching Center
- 实现单一关口局应急保护方案的探讨Discussion on realization emergency protection scheme for single gateway bureau
- 一局inning
- 关口pass
- 商检局commodity inspection bureau
- 招商局China Merchants Steam Navigation Co. Ltd. (China Merchants)
- 国土局Land and Resources Bureau
- 困局predicament
- 消防局bureau of fire protection
- 外管局Administration of Foreign Exchange
- 海事局marine board
- 国家质量技术监督局the State Bureau of Quality and Technical Supervision
- 检验检疫局inspection and quarantine bureau
- 出入境管理局bureau in charge of entry and exit visas
- 商务局bureau of commerce
- 规划局Planning Bureau
