But steel alloys subjected to cyclic stress levels below their endurance limit rarely fail as a result of fatigue.
但是在钢铁合金的耐用度限制下，作为疲劳的结果，它们经受周期压力级别很少失灵。
The theory method of designing the diameter of jet nozzle and the water pressure are advanced in the light of the endurance limit stress on the dirt.
提出了根据不同污垢的耐压强度极限应力，设计喷咀直径及射流压力的理论方法。
Care should be taken when using the idea of an endurance limit as a "safe stress" below which fatigue will not occur.
用疲劳极限作为低于它将不出现疲劳的安全应力时，必须要注意。安全应力时，必须要注意。
Care should be taken when using the idea of an endurance limit as a "safe stress" below which fatigue will not occur.
用疲劳极限作为低于它将不出现疲劳的安全应力时，必须要注意。安全应力时，必须要注意。
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