Total costs are the sum of rate-based costs, per-use costs, and fixed costs. 总成本是基于费率的成本、每次使用成本和固定成本的总和。
The total costs consist of the transport cost, fixed costs of the warehouse ( construction costs) and variable costs of the warehouse. 其中总成本主要包括运输费用、仓库的固定费用(建设费)以及仓库的变动费用。