This paper outlines the research status of cost models of aerospace project.
本文综述了国内外航空航天型号费用模型的研究现状。
This paper Outlines the application of ferrography in the test of a diesel engine.
本文概述铁谱技术应用于柴油机试验的情况。
This paper Outlines the application of the repose Angle of powders to engineering.
概述了粉末的自然坡度角在工程上的应用。
应用推荐