By analogy, the thermal effect is replaced by an equivalent edge-moment loaded uniformly along both boundaries of the shallow spherical shell.
再通过比拟，以作用于球面扁壳内外边界上的均匀分布的相当边界力矩来替换温度效应。
The thermal fatigue crack propagated mainly through the break-age of the interface of carbide and grain boundaries for either quenched or quenched and tempered steel.
无论是淬火或淬回火态的试样其热疲劳裂纹主要沿着碳化物与基体脱开处及晶界裂纹桥接而扩展。
The thermal stress and the burning loss of rare earth elements segregate at grain boundaries resulting in the presence of micro-cracks and micro-holes.
与此同时，存在由于热应力产生的微裂纹和稀土元素偏聚烧损后产生的孔洞。
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