This standard specifies the naming, requirements, test methods, inspection rules, signs, instructions for use, packaging, transportation, and storage of cohesion demonstrators. This standard applies to cohesion demonstrators for teaching purposes.
JY/T 0417-2010 Referenced Document
JY 0001-2003 General quality requirements for educational equipment products
JY 0002 Testing regulations for educational equipment products
JY 0026-1991 Methods of type designation for producets of teaching instrument and equipment
JY 0213-1994 Environment specification of tronsterence tore and tert for the mechanics heat teaching instrumentr