(a) Providing organizational and substantive support as well as sound advice on procedures and practices to the Conference on Disarmament and to conferences and meetings of States parties to various multilateral arms limitation and disarmament agreements;
(a) 向裁军谈判会议和向各多边军备限制和裁军协定缔约国大型和小型会议提供组织和实质性支助以及就程序和做法提供正确的咨询意见；