(a) The development of security strategies and training programmes and the enforcement of common security standards to provide a safe and secure work environment for the delegates, staff and visiting dignitaries on the premises of the United Nations;
(a) 拟订警卫战略和培训方案和加强共同警卫标准，以便对各国代表、工作人员和来到联合国访问的要人提供安全可靠的工作环境；