散体力学 meaning in English

mechanics of granular media

So that research on the mechanical behavior of granular materials and its digging resistance have important theoretical significance and engineering application value
因此，散体力学特性及挖掘阻力的研究具有重要的理论意义和工程实用价值。
The discrete element method ( dem ) is a powerful tool in analyzing granular assembly . the granular discrete element method can be applied to the partials , whose shape can be approximately described as a sphere
离散元法( dem )是分析散体力学行为的数值方法，颗粒离散元法适用于单个几何形状可用圆球近似而不产生显著差异的情况。
But almost none studies analysis and design principle about quasiliquid device by the numbers . for providing theory guidance for quasiliquid device design and improving capability and reliability of quasiliquid fuzes , taking experience formula of loose object orifice flowage of loose object mechanics , this paper constitutes three type quasiliquid safety and arming device mathematics models by force analysis
为了为引信准流体机构设计提供理论指导，提高准流体引信性能及其可靠性，本文以散体力学散粒体孔口流动经验公式出发，结合典型准流体机构具体结构，通过受力分析，建立了离心力驱动、弹簧力驱动和离心力与弹簧力相结合驱动三种典型准流体延期解除保险机构地解除保险过程数学模型。