在第四部分所列原产地规则协调工作计划完成之前，各成员应保证。
Until the work programme for the harmonization of rules of origin set out in Part IV is completed, Members shall ensure that.
在第四部分所列原产地规则协调工作计划完成之前，各成员应保证。
Until the work programme for the harmonization of rules of origin set out in Part IV is completed, Members shall ensure that.
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