They conducted in-depth discussions and put forward useful suggestions on such important issues as nuclear disarmament, the prevention of an arms race in outer space, missile non-proliferation and the role of the United Nations in the disarmament field.
就核裁军防止外空军备竞赛、防止导弹扩散及联合国的裁军领域的作用等重要问题进行了深入探讨，并提出了一些有益的建议。