In this paper, the high cycle fatigue problems are studied by means of the method of damage mechanics.

本文用损伤力学研究金属高周疲劳问题。

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It has been shown that the high cycle and the low cycle fatigue strength can be obviously improved by shot peening.

结果指出，喷丸引起表面形变层内的上述变化，能够有效地提高粉末合金高温下的高周和低周疲劳性能。

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The high cycle rate of the valves, and the abrasive nature of the quartz powder require an abrasion resistant valve that will last.

由于阀门使用的高频率，以及石英粉末的研磨特性，都要求耐磨性很高的阀门才经受得起。

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And they reckon that, overall, the surface of the sea becomes two or three times warmer at the high point of the cycle than mere solar heating can account for.

ECONOMIST: The earth��s climate: Solar rash and earthly fever | The

Ebb-tide: the falling tide, part of the tidal cycle between high water and the next low water.

UNESCO: L O S S A R Y

The hustings, organised by The Times newspaper and the charity Sustrans, shows how high cycle safety has shot up the political agenda.

BBC: How cycle safety has gone up the election agenda in London