The principles of construction process mechanics, energy transformation of surrounding rock and support, and time-space effect of construction have been developed and explained.
将微量杂质对再结晶的阻碍作用转化为再结晶自由能变化，从而建立微量杂质作用下的能量转化模型。
In this paper, a mechanics model and a computing model which simulating construction process are presented for mega-frame structure.
本文针对巨型结构体系，建立了巨型结构模拟施工过程的力学模型及计算方法。
Based on mechanics model of pullout, the transfer mechanism of pullout load of high-pressure grouting soil nailing is discussed. Moreover, the construction process is briefly presented.
通过土钉抗拔力学模型探讨了高压注浆土钉的抗拔荷载传递机理，简单介绍了其施工工艺。
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