necessity and feasibility 必要性和可行性 ; 可行性与必要性
the necessity and feasibility 必要性与可行性
necessity and feasibility ana 必要性和可行性分析
necessity and feasibility analysis 必要性与可行性分析
analysis of necessity and feasibility 必要性与可行性分析
Feasibility and necessity of the scheme are discussed from technique and economy.
并从技术经济角度论述了该方案的必要性和可行性。
The research and results have shown the feasibility and necessity of laser collimation and expanding.
研究成果表明了激光准直扩束和扩展的必要性和可行性。
This article pointed out the feasibility and necessity of biomass waste conversion to liquid fuel technology.
指出了生物质废弃物液化转化燃油技术的可行性和必要性；
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