压气管 meaning in Chinese

compressed air pipe

This paper research the mining press the meaning of the spirit system with the principle of basic theories and superior , application that press the windpipe net to compute the analysis method of the system theories , press the present condition of the spirit system to proceed to investigate the research to old factory tin mine of company of yunnan tin industry group , minimum tree principle within " diagram theories " of key problem , adoption that find out the esse , right pressed the windpipe net to proceeds the superior
本文阐述了研究矿山压气系统的意义和压气管网计算的基本理论及优化原理，并运用运筹学的分析方法，对云南锡业集团公司老厂锡矿压气系统的现状进行了详细的调查研究。针对目前老厂锡矿压气系统存在的管网长、漏气多、压力损失大等主要问题，采用“图论”中最小树原理，对压气管网进行了优化研究。