The development cost also increases.

开发成本也增加了。

Project development cost analysis review.

项目开发成本分析审查。

The inclusion of such a layer involves an additional up front development cost.

包含这样一个层涉及了额外的早期开发成本。

They resulted in enhanced features as well as saving development cost and time.

因为我的创意，增强了产品特色，也节省了开发的成本和时间。

Light rail and subway development cost and time cost of transport cost changes.

轻轨和地铁的发展成本和时间成本，运输成本的变化。