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雪荷载的频遇值系数可取( )。
单选题
2019-04-19 17:44:54
0
371
A.0.7
B.0.6
C.0.5
D.0.2
参考答案:……
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参考答案
科目:
荷载与结构设计方法
学科:
纪检监察学
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