名词成本核算; 成本计算 动词价钱为，花费(cost的现在分词)
1. 成本估算
A costing is an estimate of all the costs involved in a project or a business venture.
e.g. We\'ll put together a proposal, including detailed costings, free of charge.
我们将免费拟一份提案，其中包括详细的成本估算。
1. 成本估算
A costing is an estimate of all the costs involved in a project or a business venture.
e.g. We\'ll put together a proposal, including detailed costings, free of charge.
我们将免费拟一份提案，其中包括详细的成本估算。
