Based on study of the inflow performance and analysis of the wellbore fluid PVT, combined the actual conditions in offshore oilfield, the optimal design were proceeded by aiming at system efficiency.
在油井流入动态研究和井筒流体PVT分析的基础上，结合海上油田的实际情况，以系统效率为目标对潜油电泵井进行了优化设计。
Therefore, the study on optimal design of gas gathering and transportation system has important meaning.
因而研究天然气集输系统的优化设计具有重要意义。
Study on the mathematical mode of mine workings advance direct cost, Optimal design and elect position of mine workings based on this mode. Search for the best economic benefit.
研究了井巷掘进直接成本数学模式，以此进行井巷位置的优化设计和选择，以求达到最佳经济效益。
Optimal design method of bicycle lanes is given on the base of the study of domestic and foreign bicycle traffic channel methods.
在研究国内外自行车交通渠化设计方法的基础上，给出了自行车道渠化设计优化方法。
Optimal design method of bicycle lanes is given on the base of the study of domestic and foreign bicycle traffic channel methods.
在研究国内外自行车交通渠化设计方法的基础上，给出了自行车道渠化设计优化方法。
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