As to technology and economic cost synthetically, extracting urban vegetation features by vegetation indices from Thematic Mapper (TM) images is a comparatively good way.

利用植被指数从TM影像中提取植被，从技术与经济成本方面综合考虑，是一个比较好的手段。

youdao

A series of tables are formulated on the economic indices adopted in the feasibility study of the project, cost evaluation, cash flows, internal earnings, profit evaluation, sensitive factor analysis.

根据第三部分中风险分析的结果，编制了项目可行性研究经济指标、成本估算表、现金流量及内部收益率、利润测算表、敏感因素的影响等一系列表单；

youdao

The traditional liquidity indices are mostly exogenous, and can only measure the liquidity order between different bonds, but can do nothing to the exact level of a bond's liquidity cost.

传统的流动性指标多是外生的，而且只能衡量流动性的程度，对衡量流动性成本究竟有多大无能为力。

youdao

The reliance on low interest rates to spur activity was exemplified in the weekly MBA mortgage activity indices where a challenged housing market failed to spark either purchase or refinancing activity despite a slide in borrowing cost last week.

FORBES: Bonds Bruised By Bernanke Tease Of QE3