Force analysis of ironing mechanism of asphalt concrete paver is carried out during operation, and a dynamics model is built in hypothetical condition.
对沥青混凝土摊铺机熨平机构的作业过程详细地进行了受力分析，并在假设条件下建立了熨平机构的动力学模型。
The dynamics finite element program LS-DYNA3D is employed to simulate the high-explosive explosion experiment in granite, which has a crooked tunnel that is backfilled with concrete stemming.
采用显式动力学有限元程序LS-DYNA3D，对花岗岩介质中带拐弯坑道回填堵塞的化爆试验进行数值模拟。
Three new universal wheels is introduced. Their structure and princi pl e, characteristic of dynamics, technological conditions and the concrete applied environment are analysed.
介绍了三种新型万向轮，详细分析了它们的结构原理、动力学特点、技术条件和具体的应用环境。
From the outside, the hall has the appearance of a raw concrete shell, with large, slanting Windows and stairways which lend transparency and dynamics to the facade.
从外面看，这个场馆拥有粗糙的混凝土表皮，大型倾斜式窗户和楼梯让建筑立面显得通透、灵动。
It is a complicated dynamics process when reinforced concrete fame structures are demolished by controlling blasting.
钢筋混凝土框架结构定向爆破拆除的力学过程，是一个复杂的结构动力学过程。
Because the changes of the concrete structure dynamics properties will happen during pouring process, the responses are the transient responses. For example, the elastic modules.
由于混凝土的力学特性随施工龄期变化，导致响应的时变性，如弹性模量。
Because the changes of the concrete structure dynamics properties will happen during pouring process, the responses are the transient responses. For example, the elastic modules.
由于混凝土的力学特性随施工龄期变化，导致响应的时变性，如弹性模量。
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