[国外标准] BS EN 61800-5-1-2007 Adjustable speed electrical power drive systems — Part 5-1 Safety requirements
[国外标准] BS EN 1970-2000 Adjustable beds for disabled persons -Requirements and test methods
[国外标准] JIS B4604-1998 Adjustable angle wrenches
[国外标准] JIS C4421-2008 Adjustable speed electrical power drive systems (PDS)- Electromagnetic compatibility