Cost - This module realizes at present only budgeting and verification of part of the cost incurred in the maintenance and service of AtoN, i.e., management of the consumption of paint, fuel oil and lub oil.

• 成本控制于系统：它上要负贡在航标维护过程中直接成本的使用情况（成本核算）以及预计使用惰况（成本预算）。