QB/T 12401991

Standard Type
QBT
ICS
N/A
CCS
N/A
Status
N/A
Issue Date
N/A
Implementation
N/A
Responsible Dept
N/A
Drafting Unit
N/A

πŸ“š References & Relations / εΌ•η”¨δΈŽε…³θ”

normative_reference GB 1019
normative_reference GB 191
normative_reference GB 2423.
normative_reference GB 2627
normative_reference GB 2828
normative_reference GB 2829
normative_reference GB 4706.
normative_reference GBN 148
normative_reference GBN 149