อื่น ๆ
เอกสารมาตรฐาน
ไม่ระบุ
ASHRAE
ASHRAE 15 & 34
ASHRAE Standard 34-2016 Safety Standard for Refrigeration Systems / ASHRAE Standard 34-2016 Designation and Safety Classification of Refrigerants - ASHRAE Standard 34-2016: Includes ANSI/ASHRAE addenda listed in Appendix F / ASHRAE Standard 34-2016: Inclu
7/12/2016
0
(7/12/2016)