选择题:整平经纬仪时,先将水准管与一对脚螺旋连线平行,转动两脚螺旋使气泡剧中,再转动照准部(),调节另一脚螺 题目分类:华北水利水电大学-测绘工程-测绘学概论 题目类型:选择题 查看权限:VIP 题目内容: 整平经纬仪时,先将水准管与一对脚螺旋连线平行,转动两脚螺旋使气泡剧中,再转动照准部(),调节另一脚螺旋使气泡剧中。A)90°B)60°C)180°D)30° 参考答案:
需要着手写一篇有关商业智能系统研究现状的报告,应着重查询以下哪个信息源。() 需要着手写一篇有关商业智能系统研究现状的报告,应着重查询以下哪个信息源。() A.网页 B.报纸 C.杂志 D.各类文献数据库 分类:华北水利水电大学-测绘工程-测绘学概论 题型:选择题 查看答案
Neither John ________ his father was able to wake Neither John ________ his father was able to wake up early enough to catch the m 分类:华北水利水电大学-测绘工程-测绘学概论 题型:选择题 查看答案
She felt very tired and was glad to ________ him. She felt very tired and was glad to ________ him.选择一项:A. lean on B. put onC. act 分类:华北水利水电大学-测绘工程-测绘学概论 题型:选择题 查看答案