อื่น ๆ
เอกสารมาตรฐาน
ไม่ระบุ
ASHRAE
ASHRAE 34 Superseded by: ASHRAE 15
Designation and Safety Classification of Refrigerants - Includes ANSI/ASHRAE addenda listed in Appendix C; Addenda A,B,C,E,F,K,N,O,P,Q,R,S, and U: 2006; 2006 SUPPLEMENT to Addenda A,B,C,E,F,K,N,O,P,Q,R,S, and U; Addenda's G and H: 06/29/2006
2004
0
-2004