【判断题】在三角高程测量中,垂直角不大的情况下,对高差中误差起主要作用的是垂直角观测误差。( )
【判断题】全世界最大的露天青铜坐佛是天坛大佛。()
【简答题】A.To find out if he has the flu. B.To find out how to maintain a nutritious diet. C.To find out how to pr illness. D.To find out the results of a blood test.
【简答题】A.They wanted to find out how to become wealthy. B.They wanted to find out how to live longer. C.They wanted to know what alcohol he drank. D.They wanted to know where to be given an injection.
【简答题】How will the student find Main Building?
【判断题】在三角高程测量中,垂直角不大的情况下,对高差中误差起主要作用的是垂直角观测误差。 ( )