【判断题】GIS的操作对象是空间数据和属性数据,即点、线、面、体这类有三维要素的地理实体。
【多选题】水泥胶砂强度检测试验用到的仪器设备有()。
【判断题】“以上申请,请批准。”是申请惯用的结束语。
【单选题】He looks terrible. He must feel ______.
【单选题】-It is windy and rainy today. -That ______ terrible. [ ]
【单选题】______ young man standing there looks strong and healthy; however, as _________ matter of fact ,he has a serious disease.
【判断题】2003年前,鄱阳湖各水文站水位变化呈现上升趋势。( )