题目内容

桥梁基础主要有哪几种主要类型?

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新的GIS设备,在投入运行之前要进行什么试验?

我们将物联网信息处理技术分为那四个层次?()

A. 物联网应用服务
B. 节点内信息处理
C. 汇聚数据融合管理
D. 语义分析挖掘

If a DSC distress relay is transmitted from coast station , it will().

A. indicate the ship in distress that the alert has been received
B. alert ships in the area of a distress incident that a distress has occurred
C. inform other coast station of distress incident
D. repeat the distress alert in 5 minute

按照我国《合同法》的规定,保管合同属于()合同,实际交付保管物后合同才生效,否则保管人不承担相应责任。

A. 诺成性
B. 实践性
C. 单务
D. 要式

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