2. For each State that becomes a Contracting State to this Convention after the date of deposit of the fifth instrument of ratification, acceptance, approval or accession, this Convention enters into force on the first day of the month following the expiration of six months after the date of deposit of the appropriate instrument on behalf of that State.
2. 对于在第五份批准书、接受书、认可书或加入书交存之日后始成为本公约缔约国的国家，本公约于以该国名义交存适当文书之日起满六个月后的下一个月第一日起生效。