tensile dislocation

The dislocation microstructures in the tensile specimen of aluminium lithium alloys 2090 with addition of minor rare earth element cerium ( 2090+ Ce) were investigated by means of TEM ( electron transmission microscopy).

本工作利用TEM技术对添加微量稀土铈的2090铝锂合金（2090+Ce）拉伸试样中位错组态进行了观察。

The evolution of deformation dislocation structure during the tensile loading was examined by transmission electron microscopy in the tempered martensite of low and middle carbon alloy steels.

应用透射电子显微术研究低碳及中碳合金钢回火马氏体的形变位错结构随拉伸加载过程的演变。

The aging behavior, dislocation array and mechanical properties of a 2091 alloy aging at low temperature ( 80 ℃) have been studied by using TEM 、 DSC AND Instron tensile testing machine.

本文用透射电镜、示差扫描热分析和Instron电子拉伸机研究2091合金在低温（80℃）时效过程中的析出行为、位错组态及机械性能变化。

The in situ tensile test under TEM for thin foil specimen of brass showed that a lot of dislocations could be emitted from a loaded crack tip and a dislocation free zone ( DFZ) could form after reaching equilibrium.

黄铜薄膜试样在透射电镜中原位拉伸观察表明，在平衡条件下加载裂尘发出的位错钝化成无位错区，它是一个应变很高的异常弹性区。