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公路一级和公路二级编制荷载采用总重为( )千牛的加重车。
单选题
2019-04-19 17:44:54
0
322
A.800
B.700
C.650
D.550
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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