水准仪测量法：200处水准仪读数事故0.87m,基底标高为-1.6m,待测点水准仪读数是1.47m,求土方挖深
问题描述：
水准仪测量法：200处水准仪读数事故0.87m,基底标高为-1.6m,待测点水准仪读数是1.47m,求土方挖深
答
视线高1.2+0.87=2.07M,待测点标高2.07-1.47=0.60M,基底标高-1.6m的话,挖深就是0.6+1.6=2.2m.