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19
ANSI/ASHRAE 34-1997 Designation and Safety Classification of Refrigerants

ANSI/ASHRAE 34-1997 Designation and Safety Classification of Refrigerants

Năm:
1997
Ngôn ngữ:
english
File:
PDF, 4.52 MB
0 / 4.0
english, 1997
21
ANSI/ASHRAE 34-1989 NUMBER DESIGNATION AND SAFETY CLASSIFICATION OF REFRIGERANTS

ANSI/ASHRAE 34-1989 NUMBER DESIGNATION AND SAFETY CLASSIFICATION OF REFRIGERANTS

Năm:
1989
Ngôn ngữ:
english
File:
PDF, 3.40 MB
0 / 4.0
english, 1989
29
ASHRAE Standard 90-75 ENERGY CONSERVATION IN NEW BUILDING DESIGN

ASHRAE Standard 90-75 ENERGY CONSERVATION IN NEW BUILDING DESIGN

Năm:
1975
Ngôn ngữ:
english
File:
PDF, 12.97 MB
0 / 3.0
english, 1975