单选题:对钢筋混凝土预制桩的接桩,只适用于软弱土层的方法是( )。 题目分类:矿业工程 题目类型:单选题 查看权限:VIP 题目内容: 对钢筋混凝土预制桩的接桩,只适用于软弱土层的方法是( )。 A.焊接法 B.法兰法 C.绑扎法 D.硫磺胶泥法 参考答案: 答案解析:
根据材料,回答题。 The first navigational lights in the New World wer 根据材料,回答题。 The first navigational lights in the New World were probably lanterns 分类:矿业工程 题型:单选题 查看答案
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