The reasons of hot cracking susceptibility are analyzed through electronic-scanning, electronic-probing and energyspectrometric methods on the patterns of fracture surface of hot crack and base metal.
利用扫描、电子探针及能谱分析技术，从母材、热裂纹断口形貌等方面分析了8090合金热裂纹敏感性高的原因。
The reasons of hot cracking susceptibility are analyzed through electronic-scanning, electronic-probing and energyspectrometric methods on the patterns of fracture surface of hot crack and base metal.
利用扫描、电子探针及能谱分析技术，从母材、热裂纹断口形貌等方面分析了8090合金热裂纹敏感性高的原因。
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