The fracture toughness of the alloys was measured on single-edge notched beam and cracked beam specimens.

采用缺口和裂纹两种试样测定合金的断裂韧性；

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The fracture toughness of the alloys was measured on single-edge notched beam and cracked beam specimens.

采用缺口和裂纹两种试样测定合金的断裂韧性；

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