A.48kN·m9 12kN B.-50kN·m, 12kN C.-60k

练习题库2022-08-02  20

问题 A.48kN·m9  12kNB.-50kN·m, 12kNC.-60kN·m,-10kND.60kN·m,-24kN

选项 A.48kN·m9  12kN
B.-50kN·m, 12kN
C.-60kN·m,-10kN
D.60kN·m,-24kN

答案 C

解析
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