题目内容

当望远镜视准轴水平且竖盘水准气泡居中时,竖盘的指标读数与规定常数的差值称为竖盘的指标差。()

查看答案
更多问题

造成施工放线质量事故的因素之一为测量的起算坐标,高程有问题。()

Now it is remain true that the recessions usually focus their hurt on ______.

According to the report, older adults of 65 and over do not have to increase their ______.

这个行李箱不是我的,我的是()的。

答案查题题库