Requests the Executive Secretary to prepare a budget for the biennium 2012-2013 for consideration by the Conference of the Parties at its tenth meeting and to explain the key principles and assumptions on which the budget is based;
23. 请 执行秘书编制2012-2013两年期预算，以供缔约方会议第十次会议审议，并解释此预算所依据的主要原则和设想；