在晶界上形成形态复杂稳定的碳化物能阻止空洞的连接，从而延长了蠕变第三阶段，增加了断裂时间。
The stable eutectic carbides with complex morphologyprevent coalescence of grain boundary voids and therefore prolong tertiary creep stage and rupture time.
介绍了织机曲轴的断裂形态、原因，提出延长曲轴寿命的具体措施。
Describes the different forms and causes of rupture of crank shaft, and suggests actual measures to prolong its serviceable life.
随着球磨时间的延长，烧结合金的硬度升高，密度、横向断裂强度和压缩强度均下降。
The hardness increased, but the density, transverse rupture strength and compressive strength decreased when prolonging the holding time.
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