求翻译：二是优化资本结构。在激烈竞争的市场形势下，企业要不断发展，以此来增强参与市场竞争，抗衡市场风险的能力，但是要发展就要靠大的投入，而且在目前整个市场低迷的情况下，大的投入必然给企业背上沉重的包袱。为此，各企业要通过兼并、租赁等多种形式，加大资产的流动和重组，优化资本结构，实现资本的扩张，以此来扩大生产规模、降低成本，提高市场占有率和竞争力，达到降本增产，增销增利的良好效果。是什么意思？

The second is to optimize the capital structure. In the highly competitive market situation, the continuous development in order to enhance participation in market competition, contend the ability to market risk, but to rely on large inputs, but also in the entire market downturn, large investment b