With this approach, the Division changed its role in the budget process from Headquarters review to in situ advice to on average 50 mission staff in the field during budget formulation.
根据这种做法，该司改变了在预算进程中的角色，它不再留在总部进行审查，而是在编制预算期间在实地向平均50名特派团工作人员提供咨询。