日哦（Oh）.doc

日哦（Oh） I. practice objective: 1.. Contact the level setting, leveling, aiming and reading, and how to measure Gao Cheng between two points on the ground; 2. master theodolite in alignment, Engineering surveying practice report The text of practice report on Engineering Surveying begins - - I. practice objectives: 1. contact level setting, leveling, aiming and reading, and how to measure elevation between two points on the ground; 2. master the theodolite, centering, leveling, aiming, reading and other basic operation essentials; 3. to master the general method of steel tape distance; 4. practice with theodolite with small flat-panel mapping topographic map; 5., train students to use comprehensive measurement theory knowledge to analyze and solve the general problems in civil engineering lofting. Two. Internship requirements: 1. master level, theodolite, flat instrument and some other main performance and how to operate; 2. master data calculation and processing methods; This article from: grow up navigation model essay net [/fanwen/] with the source reference: /fanwen/html/3889.html3. master the basic methods of topographic mapping, surveying and mapping area of large scale topographic map work ability; 4. master the basic method of survey setting. Three. Internship tasks; 1. elevation survey of control points; 2. wire length measurement; 3. horizontal angle measurement; 4. calculation of closed traverse; 5. surveying and mapping topographic map; 6. building lofting, road centerline measurements and pipeline measurements. Four. Internship programs and procedures: 1. industry survey: (1) measure the elevation of control points; (2) measure the distance between control points; (3) measurement of closed traverse. 2. internal calculation: (1) calculate the elevation difference between the control points, and calculate the elevation between the points; (2) calculate the distance between the control points and the relative error; (3) calculate the angles and angle closure