研制了一种低焊接裂纹敏感性高能量输入焊接用低合金高强钢，并研究了其冷应变时效行为。
A new large heat input welding high strength low alloy steel with low susceptivity to weld cold cracking was developed and the cold strain aging behavior was investigated.
冷塑性变形金属释放其部分应变能的过程叫回复，通常采用热处理的方法。
The relief of some of the internal strain energy of a previously cold-worked metal, usually by heat treatment.
用DEFORM软件进行有限元数值模拟，得到了冷滚压加工过程中工件内部的应力场、应变场、速度场以及工件的形状变化等信息。
The numerical simulations on the rolling process of solid parts were carried out with DEFORM software. The stress field, strain field, velocity field in the workpiece were got.
液芯压下应该在结晶器出口处及二冷区扇形段开始部分进行，这样能减小铸坯的应变。
It was considered that the reduction should be performed in the mould exit and the upper strand segment to decrease the strand stress.
进行了花生、 大豆、芝麻、亚麻籽双面渗流冷榨的应力应变试验。
The experiments of stress-strain of oil plant by uniaxial cold pressing under double surface for flow of fluids through a porous medium were carried out.
冷变形提高了钢中位错密度，也加剧了位错分布的不均匀性，后者是预应变加速组织演变的直接原因。
Cold deformation results in increasing of dislocation density and inhomogeneous dislocation distribution, the latter is the direct reason for pre-strain to promote microstructural evolution.
冷变形提高了钢中位错密度，也加剧了位错分布的不均匀性，后者是预应变加速组织演变的直接原因。
Cold deformation results in increasing of dislocation density and inhomogeneous dislocation distribution, the latter is the direct reason for pre-strain to promote microstructural evolution.
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