Norms will be revised to increase the magnetic levitation track engineering measurements, cross-traffic sit-orbit measurements, high-precision gyro and enrichment conflicting construction surveying.

  • 规范修订后将增加磁悬浮轨道工程测量、跨坐式轨道交通测量,高精度陀螺和充实盾构施工测量等内容。
目录 查词历史