They should express opposition to such a step before, during and after the article X notice period. Parties might, for instance, consider holding an extraordinary meeting to consider such a case of withdrawal.
它们应在第十条规定的通知期间之前、之中和之后，一贯表示反对这种步骤，例如，缔约国或许可以考虑召开特别会议，审议这种退约案件。