DIN EN 953:2009
机械安全性.保护装置.固定和可移动保护装置的设计和制造的一般要求(包括修改件A1-2009).英文版本DIN EN 953-2009-07
Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards (includes Amendment A1:2009); English version of DIN EN 953:2009-07