China
China
of
of
of
of
of
Standardization
Administration
Administration
And
And
the
the
Republic
Republic
General
Quality
Supervision,Inspection
Quarantine
People's
People's
提出部门:
China
the
Materials
Building
Federation.
归口单位:
China
for
Standardization.
SAC/TC
Technical
Committee
191
Thermal
Insulation
Materials