在较低温度下等温，非平衡偏聚促进了晶界硼相的析出和平衡偏聚的建立。
During isothermal holding at low temperature, the nonequilibrium segregation promotes precipitation of boron constituent and establishment of equilibrium segregation at grain boundaries.
等温淬火法可以确定所有相的析出温度。
However, the precipitation temperature of all phases can determine by isothermal quenching method.
碳氮化物析出相有弥散析出、相间析出、纤维状析出及等温转变温度较低时，碳氮化物在铁素体晶内沿位错处弥散析出等形态。
It has been found that interphase precipitation, fibrous precipitation, precipitation on dislocation, precipitation from supersaturated ferrite at lower isothermal transformed temperature.
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