【判断题】【消耗次数:1】
简支梁跨中截面弯矩的影响线与跨中有集中力P时的M图相同。
正确
错误
参考答案:
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相关题目
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①  正确
②  错误
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【单选题】 I now stood on the site where thousands upon thousands of others had lingered on to die ____ slow agony.
①  at
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①  constrained
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