预可行性研究 meaning in English

pre-feasibility study

9 . prior - period progress of the projects : a report of pre - feasibility study of the project is compiling
九项目前期工作情况：正在进行项目的预可行性研究报告编写工作。
The expressions and figures shown in this paper are valuable to the preliminary feasible analysis for these types combined cycle
文中的公式与图表对应用排气助燃型联合循环和给水加热型联合循环对老电厂进行改造的预可行性研究具有实用价值。
Since i joined abc company , i have led and participated in more than 20 mining engineering and consulting projects , from project proposal , pre - feasibility study , feasibility study , conceptual design , preliminary design to detailed design
自参加工作以来，主持和参与的矿山设计咨询项目二十多个项，内容包括项目建议书、预可行性研究、可行性研究、方案设计、基本设计、详细设计等等。