The program is appropriate and has a good technical and economic result.
该方案合理，并具有良好的技术效果和经济效益。
The technical problems involved in the industrial application are analyzed and application result and economic benefit are discussed.
分析了在工业化应用中的有关技术问题，论述了应用效果及经济效益。
The result of the technical and economic analysis of two kinds of gold leaching processes on a carbonaceous gold ore was introduced in this paper.
介绍了某碳质金矿矿石两种提金方案的技术经济初步分析结果。
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