Recognizing the efforts of all countries, in particular those that produce narcotic drugs for scientific and medical purposes, and of the International Narcotics Control Board in preventing the diversion of such substances to illicit markets and in maintaining production at a level consistent with licit demand, in line with the Single Convention on Narcotic Drugs of 1961United Nations, Treaty Series, vol. 520, No. 7515. and the Convention on Psychotropic Substances of 1971,Ibid., vol. 1019, No. 14956.
确认所有国家，特别是为科学和医疗目的生产麻醉药品的国家，以及国际麻醉药品管制局作出努力，防止这类药物转入非法市场，并根据《1961年麻醉品单一公约》联合国，《条约汇编》，第520卷，第7515号。 和《1971年精神药物公约》，同上，第1019卷，第14956号。 使产量保持在符合合法需求的水平上，