单选题:井筒施工根据__________的不同,分为普通凿井法与特殊凿井法。 题目分类:安全生产技术 题目类型:单选题 查看权限:VIP 题目内容: 井筒施工根据__________的不同,分为普通凿井法与特殊凿井法。 参考答案: 答案解析:
It was already 11 o'clock when she went to bedShe didn't go It was already 11 o'clock when she went to bedShe didn't go to bed__________11 o 分类:安全生产技术 题型:单选题 查看答案