Diversification is regarded as an efficient means that can decentre a companie's operation risk.

多营组合常被认为是散企业营中来自产品和市场风险的一种较为可行的方式。

And it gives the model of investment diversification of venture capitaland uses skiagraphy algorithm to solve it.

建立了风险投资散模型，并运用投影算法对其进行求解。