Welcoming the adoption by the Disarmament Commission at its 1999 substantive session of principles and guidelines for the establishment of nuclear-weapon-free zones on the basis of arrangements freely arrived at among the States of the region concerned,
欢迎裁军谈判委员会1999年实质性会议通过根据有关区域各国间自由达成的安排建立无核武器区的原则和准则，