A.+5.4P,-1.8P B.+6.6P,-1.8P C.-6.6P,+1

练习题库2022-08-02  3

问题 A.+5.4P,-1.8PB.+6.6P,-1.8PC.-6.6P,+1.8PD.-5.4P,+1.8P

选项 A.+5.4P,-1.8P
B.+6.6P,-1.8P
C.-6.6P,+1.8P
D.-5.4P,+1.8P

答案 C

解析 根据结构力学知识计算。
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