By decision XX/7 the Parties called upon the Secretariat to organize a one-day workshop on the environmentally sound management of banks of ozone-depleting substances preceding the twenty-ninth meeting of the Working Group.
各缔约方在第XX/7号决定中呼吁秘书处在工作组第二十九次会议之前就各种臭氧消耗物质库存的无害环境管理组织一次为期一天的研讨会。