| 1. | There was not any precedent to show how a line costing millions of pounds to build could be made to pay .
没有任何先例可以证明几百万英镑建造的铁路能够赚钱。 |
| 2. | Below - the line cost
制作广告最低费用 |
| 3. | Above - the - line cost
线上预算成本 |
| 4. | Port rail line costing 5 billion to 9 billion , with completion schedule depending on cross - boundary freight traffic build - up
耗资约50亿元至90亿元的港口铁路线，完成日期视乎货运量增长而定 |
| 5. | Other than communication line cost and maintenance costs for hardware and software , you have to prepare for the cost involved in maintaining your website and computer systems
除了通讯线路的成本及维修软硬件的开支之外，你需要准备维持网页及电脑系统的成本。 |
| 6. | Companies have been unable to deliver bottom - line cost savings or achieve top - line growth because , until recently , the following basic infrastructure services have not been met
公司还不能做到用最低的费用获取最高的增长率，因为直到最近，下列基本的基础服务还没有满足： |
| 7. | First , suppose a source point and a sink point . second , draw a unilateral line from source point to every substation node . the line ' s capacity is set as corresponding substation ' s allowable load value and the line cost is set as the substation ' s unit load cost
本文通过线性化处理后将网架优化模型描述为一个最小费用最大流问题，虚拟一个源点和一个汇点，从源点到各变电站节点各引一条单向弧，弧容量为变电站允许的负荷值，弧费用为变电站单位负荷的费用。 |
