For instance, when using flat-bottomed cutter to process curved surface, negativemargin cannot be offered.
如在使用平底刀做曲面加工时，不能给负余量。
2
The negativemargin means it is costing the company more to produce Reebok-branded goods than what it earns from selling them.
毛利率出现负值意味着公司生产锐步品牌产品的成本大于销售产品的收入。
3
The survival curve between the groups with and without postoperative radiotherapy both in negativemargin group and positive margin group were also compared.