DB52/T 1043-2015
borehole expander (English Version)

Standard No.

DB52/T 1043-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

Guizhou Provincial Standard of the People's Republic of China

Latest

DB52/T 1043-2015

DB52/T 1043-2015 history

• 2015 DB52/T 1043-2015 borehole expander