DB21/T 2492-2015
Operating technical regulations for pipe laying film seeding machine (English Version)

Standard No.

DB21/T 2492-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

Liaoning Provincial Standard of the People's Republic of China

Latest

DB21/T 2492-2015

DB21/T 2492-2015 history

• 2015 DB21/T 2492-2015 Operating technical regulations for pipe laying film seeding machine