The formation of twin structure depends on the slip of stacking fault for nucleating and extending.

孪晶结构的形成依靠堆垛层错的滑移运动而形核和扩展。

youdao

Both of the formation possibility of the coupled twins and single twin induced by impurity atom are 50%.

杂质原子诱发成对孪晶及单孪晶的的可能性各为50%。

youdao

Plenty of twin relationships are determined in the 20%mn steel and there exists the dependence of the formation of martensite induced by deformation on grain orientations of austenite.

确定了含锰20%的高锰钢中大量的孪晶关系和形变时诱导出的马氏体有明显的取向选择性。

youdao

They are encouraging drillers to use tainted coal mine water to hydraulically fracture gas wells in the Marcellus Shale formation, with the twin goals of diverting pollution from streams and rivers that now run orange with mine drainage and reducing the drillers' reliance on fresh sources of water.

WSJ: Pa. pushes drillers to frack with coal mine water