现代成本会计的中心任务是使企业降低成本、费用，改进生产经营管理，提高经济效益。为圆满地完成成本的任务，成本会计应该进行成本预测、成本决策、成本计划、成本控制、成本核算、成本分析和成本考核七个方面工作。成本会计的各个环节是互相联系、相互补充的。这些环节一般? The central task of modern cost accounting is to enable enterprises to reduce costs, costs, improve production and management, improve economic efficiency. In order to accomplish the task of cost satisfactorily, cost accounting should be conducted in seven aspects: cost forecasting, cost decision-making, cost planning, cost control, cost accounting, cost analysis and cost assessment. The various aspects of cost accounting are interrelated and complementary. These links in general?