GB/T 11578-1989

Abolished

The landing boom for St. Lawrence seaway

圣劳伦斯航道登岸吊杆

Standard Type
GBT
ICS
47.020.50
CCS
U24
Status
废止
Issue Date
1989-08-10
Implementation
1990-03-01
Responsible Dept
国家标准委
Drafting Unit
N/A