问题:10″小三角的基线丈量相对中误差不应超过()。A、1/1万B、1/2万C、1/4万...
Tuesday, July 1, 2025
Tuesday, July 8, 2025
Thursday, April 3, 2025
Tuesday, July 8, 2025
问题:GPS系统包括空间部分(卫星)、地面控制站和用户(接收机)三部分。()...
Friday, September 27, 2024
Friday, June 20, 2025
问题:工程GPS测量过程大致分为三阶段,技术设计、外业观测及成果处理。()...
Friday, June 20, 2025
Sunday, May 18, 2025
问题:袖珍计算机是一种体积象(),功能象()的电子计算工具。...
Tuesday, July 8, 2025
问题:现行规范要求图根测角中误差不超过()。A、20″B、30″C、25″...
Tuesday, July 8, 2025
Monday, August 5, 2024
Tuesday, July 1, 2025
问题:联系测量的任务是使井上井下具有统一的平面坐标系统和高程系统。()...
Tuesday, July 30, 2024
问题:用J2型经纬仪进行10″小三角观测时,一测回内2c互差不应超过13″。()...
Wednesday, May 21, 2025
问题:导线测量前进方向左侧的水平角为()。A、定向角B、右角C、左角...
Tuesday, July 8, 2025
问题:测定同一条等高线上若干点来描绘等高线,称为()等高线。...
Friday, June 20, 2025
Saturday, May 31, 2025
问题:如何判别竖盘注记形式是全圆顺时针还是全圆逆时针?它们的垂直角各如何计算?...
Tuesday, July 1, 2025
问题:三、四等水准测量,选用双面尺时,观测次序为后黑一前黑一前红一后红。()...
Tuesday, July 8, 2025
Tuesday, July 1, 2025