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下列材料中,其拉伸应力-应变曲线只有弹性变形阶段而不发生塑性变形的是:
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下列材料中,其拉伸应力-应变曲线只有弹性变形阶段而不发生塑性变形的是:
A.陶瓷
B.低碳钢
C.纯铜
D.青铜
正确答案:陶瓷
Tag:
材料性能与应用
陶瓷
低碳钢
时间:2022-01-01 22:01:18
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对于退火低碳钢而言,材料拉伸断裂前所能承受的最大应力,称为
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拉伸力-伸长量曲线和工程应力-应变曲线,形状相似,但两者横坐标和纵坐标的单位不同。
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