The effect of the local hard zone (LHZ) distributed in the coarse grained HAZ (CGHAZ) has been analyzed by 2-dimensional FEM on a mechanical model of the weld CGHAZ.

采用二维有限元数值方法分析了焊接热影响区粗晶区（CGHAZ）中局部硬化区（LHZ）的作用。

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For CH joint, when the initial crack is located in hard zone, the closer the initial crack is to the hard soft interface, the slower the fatigue crack growth rate is.

起始裂纹在硬区的软对硬力学性能非对称焊接接头，起始裂纹越靠近软区，疲劳裂纹扩展速率越慢；

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In a flood zone people and flooded villages are generally hard to reach, except slowly or by boat.

在洪水区，一般很难接触到人和淹没的村庄，除非缓慢地乘船前往。

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German banks and companies, in a mirror image of what would happen in Greece, would suffer from the sudden devaluation of euro assets outside the new hard-currency zone.

ECONOMIST: Europe's currency crisis

Hard-pressed euro-zone governments now know that, if the worst comes to the worst, they have somewhere to run.

ECONOMIST: The euro and the future of Europe

Those outside the euro zone are trying hard to meet its deficit targets, limiting any scope for fiscal policy.

ECONOMIST: Eastern Europe��s economies: Some calm amid storms | The