刀具预调测量仪
The tool presetting and measuring instrument
2008-06-25
JJG 938-2012
刀具预调测量仪检定规程
Verification Regulation of Tool Presetting and Measuring Instruments
2012-03-20
ISO 12858-1-2014
Optics and optical instruments — Ancillary devices for geodetic instruments — Part 1: Invar levelling staffs
光学和光学仪器 - 大地测量仪器辅助设备 - 第1部分:Invar调平人员
2014-07-28
BS 12/30255494 DC
BS ISO 12858-1. Optics and optical instruments. Ancillary devices for geodetic instruments. Part 1. Invar levelling staffs. Part 1: Invar levelling staffs
BS ISO 12858-1 光学和光学仪器 大地测量仪器的辅助设备 第一部分 因瓦水准尺 第1部分:因瓦调平杆