大功率的

The existing theories of capital structure have explored the perplexedproblems from different angles such as taxations, agent costs, unbalancedinformation, control interest of company, etc.

这些理论表明存在大量的影响资本结构的潜在决定因素，然而到目前为止，还没有一个统一的框架能够将这些理论综合在一起。

Systematic measurements were made on compression strength, non evaporable water and CH content of mortar samples.

55的砂浆试样，经标准养护 7，2 8，90 ，180和 36 5时的抗压强度、浆体非蒸发水量和 CH含量，进行了系统测试。