The structure design and calculation and application of the aperture restrictor with simple structure, easy assembly and reliable usage are introduced.
本文介绍了一种结构简单、安装方便、使用可靠的缝隙节流器的结构、设计计算及应用。
There are many method to design irregular smooth curved surface. The unique feature of topological maps axe simple, accurate and convenient for calculation.
设计不规则光滑曲面的方法很多，但拓扑变换法以其作图简单、准确、计算方便而独具特色。
The universal grey mathematics provided a new theory and method for structural dynamic design. The method is simple in calculation, accurate and reliable, and possesses broad values of application.
泛灰数学为结构动态设计提供了新理论与新方法，该方法计算简单、准确可靠，具有广泛的应用价值。
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