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1·Rod fatigue rupture is one of its main failure forms.

抽油杆的疲劳破坏是抽油杆柱的主要失效形式之一。

2·The recovery rates of all wires keep up 100% before fatigue rupture.

几种合金丝在疲劳断裂前，回复率一直保持为100%。

3·The steel ring is the key component of metal V-belt, its main failure is fatigue rupture.

带环是金属带中的核心部件，其主要失效形式是疲劳破坏。

4·Under 4% strain, the number of repeat tensile fatigue rupture is 38560 cycles and the recovery rate keeps up 100%.

在4%的固定应变下，反复拉伸疲劳断裂次数高达38560次，形状回复率为100%。

5·The fatigue rupture failure cause of the executing fork was analyzed for press off inlet valve of a piston compressor.

针对大型活塞式压缩机部分行程顶开进气阀调节装置，分析施力压叉产生疲劳断裂失效的原因。

6·The step-load testing of the ZPL—350 trochoidal-gear reducer shows that the fatigue rupture of the trochoidal gears takes place in the teeth of wheels.

通过对ZPL—350变长线齿轮减速器逐级加载试验表明：疲劳折断发生在大齿轮上。

7·The fatigue rupture made up 80 percent of the total petroleum drillstring failures, which is related to the flexural-torsional alternate stress acted on drillstring.

石油钻柱的失效80 %以上都为疲劳破坏，这与钻柱在弯曲和扭转组合下的交变应力有关。

8·The guyed mast is a extensive used tall and slender structure, which tends to generate wind-induced fatigue rupture that may cause the collapse of the whole guyed mast.

桅杆结构是一类应用广泛的高柔风敏感结构，较易因风力引起的结构构件疲劳破坏而造成整个桅杆结构的倒塌。

9·Stress on the coke drum and the main cause of fatigue rupture creation has been analyzed and it is held that un-connected structure of the skirt and coke drum is the main cause.

分析了焦炭塔的受力情况和产生疲劳破坏的主要原因，认为焦炭塔下部裙座和筒体结构不连续是主要原因。

10·The results shown that the rupture is caused by corrosion fatigue. The main reasons of failure of main vapour tube are unqualified valve material and unreasonable welded construction.

结果表明，断裂是由腐蚀疲劳引起的，阀体材质不舍格和焊接结构不合理是主蒸汽管失效的主要原因。