huangjun6687 - 2010/8/18 23:14:00
直径为55mm,长1m金属波纹管径向刚度（集中荷载）数据如下：(_ÿëxØ+
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荷载 50N 100N 200N 400N 600N 800N(_ÿëxØ+
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表1 3.36 3.87 5.63 6.40 7.45 9.67(_ÿëxØ+
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表2 21.48 22.27 25.26 26.51 28.26 32.09(_ÿëxØ+
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请问下变形平均值是多少啊？（附上计算过程，谢谢）(_ÿëxØ+
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