Under the action of tensile stress and tensile stress, the bolt with relatively low strength will crack first, and then the fatigue fracture will occur.
在拉应力和应拉力交替的作用下，强度相对较低的螺栓会先产生裂纹，进而发生疲劳断裂。
The changes of moisture absorption properties, tensile strength, fracture elongation and elastic modulus of APMOC fiber with aging time were investigated through the hygrothermal aging test.
通过湿热老化试验，研究了APMOC纤维吸湿性能、拉伸强度、断裂延长率以及弹性模量随老化时间的变化。
The tensile strength, compressibility, resilience and essential fracture work of flexible graphite sheet were measured.
测量了不同密度柔性石墨纸的抗拉强度、压缩率、回弹率和基本断裂功。
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