SY 4032.7-1993
Petroleum construction project quality inspection and assessment communication project (city telephone program-controlled switching equipment installation project) (English Version)

Standard No.

SY 4032.7-1993

Language

Chinese, Available in English version

Release Date

1993

Published By

中国石油天然气总公司

Latest

SY 4032.7-1993

SY 4032.7-1993 history

• 1993 SY 4032.7-1993 Petroleum construction project quality inspection and assessment communication project (city telephone program-controlled switching equipment installation project)