[国外标准] BS 1212-3-1990 Float operated valves. part 3 Specification for diaphragm type float operated valves
[国外标准] BS 1212-1-1990 Float operated valves. Specification for piston type float operated valves
[国外标准] JIS B8819-1996 Manually operated chain lever hoists
[国外标准] JIS B8802-1995 Manually operated chain hoists
[国外标准] JIS T9254-2009 Electrically operated adjustable bed for home use
[国外标准] JIS T9254-2005 Electrically operated adjustable bed for home use