JY 5-1985
Electronic opening technical conditions (English Version)

Standard No.

JY 5-1985

Language

Chinese, Available in English version

Published By

Professional Standard - Education

Status

Withdraw

Replace By

JY 5-1978

Latest

JY 5-1978

JY 5-1985 history

• 1970 JY 5-1985 Electronic opening technical conditions
• 0000 JY 5-1978